Popular Science Apparatus Workshop Private Limited

Customers can buy from us Digital Abbe Refractometer, whicgh are widely demanded in various Clinical Laboratories. The Automatic Digital Abbe Refractometer offered by us exhibit durable finish standards and provides with the highest level of accuracy in its applications. Our customers can buy these refractrometers at industry leading prices from us.

this bridge method is more complicated than

those which have been described so far. The

bridge has the following characteristics :

p = consists of three ratio dials of 10, 100

& 1000 ohms.

q = consists of three ratio dials of 10, 100

&

1000 ohms.

r = non-inductive resistance of 1000 ohms

(fixed value).

s = a variable non - inductive resistance in the form of 3 decades

of 1 x 10, 10 x 10 & 100 x 10 ohms. This resistance also includes

the resistance of self - inductance 'l' which is also connected

to the same arm.

m = a non-inductive variable resistance of 3 decades of 10 x 10,

100 x 10 &1000 x 10 ohms.

c = astandard capacitance provided in the bridge in the form of a

single decade of 10 x 0. 01 mfd. Supplied with unknown

inductance lwhose value is to be calculated.

.

We offer to our customers, PSaw Aspirator Bottles, which are made of Polypropylene and are much lighter than glass. These are autoclavable, durable & dependable and also the leak proof spigot screwed to the bottle body requires only a half turn to open or close. Aspirator bottles offered by us are used for storing or dispensing distilled water & other laboratory solutions.

We offer to our customers Atomic Model Sets, which consist of moulded balls of different colours and sizes with connecting lugs of different sizes. These sets are very helpful in modeling different organic & inorganic compounds and are offered in junior sets and senior sets.

Senior set consists of 185 lugs & 370 balls of prescribed colours & sizes packed in a moulded box having separate space for every particular colour & size of ball, where as Junior set consists of 37 connecting lugs & 75 balls of prescribed colours and sizes.

Material : Polystyrene

We are one of the leading manufacturers and exporters of Automatic Pipette Washers, which are offered with large capacities. These washers are recommended for serologtcal, bacteriological or clinical laboratories and are appreciated for excellent finish, corrosion resistant finish and durable finish standards.

The instrument consists of two round scales. One

with index and the other with vernier. The first

scale (index scale) is for turning the analyzerinto

the azymuth. The second scale (vernier scale) is

for measuring the degree of orientation of a

wedge box. The wedge box contains two wedges

cut in mutually perpendicular direction of optics

axis in quartz. The long wedge is movable by

means of a micrometer screw minimum reading

of the movement is taken. Micrometer screw

minimum reading 0.001 cm.

1291 (a) Without QuarterWave Plate

1291 (b) With QuarterWave Plate

Customers can buy from us Babinet Compensator Psaw, which consists of two round scales. One scale with index and the other with vernier, the first scale (index scale) is used for turning the analyzer into the azymuth and the second scale (vernier scale) is used for measuring the degree of orientation of a wedge box. Further, the wedge box contains two wedges cut in mutually perpendicular direction of optics axis in quartz. The long wedge is movable by means of a micrometer screw minimum reading of the movement is taken and micrometer screw shows minimum reading of 0.001 cm.

Models:

• 1291 (a) Without Quarter Wave Plate
• 1291 (b) With Quarter Wave Plate

All Metal for laboratory use only with

Stainless Steel pan.

Capacity

a) 2Kg

b) 5Kg

Backed by in-depth industry knowledge, we are engaged in manufacturing and exporting Barometer Aneroid. These aneroid are offered with 100mm dial graduated 28 to 31 inch of mercury and 960 to 1060 mill bars with plated bezel, cover transparent and index 16cm diameter approximately. Our customers can buy these instruments at industry leading prices from us.

For school/college laboratories.

Nominal 6 mm bore glass tube.

With engine divided dual scales

675 to 820 x 1mmHg and 26.5 to

32.5 x 0.05 inch Hg. Verniers

Reading 0.05mmand 0.002

inch. Mounted on polished wooden board for wall mounting.

Supplied without mercury but with instructions for filling

(A) Standard Model 8 mm Borosil glass

tube

(B) Deluxe Model 10mmBorosil glass tube

( C) Leather Bag

With 100mm dial graduated 28 to 31 inch of mercury and 960 to 1060 mill bars. With plated bezel, cover transparent and index 16cm dia approx.

Backed bu in-depth industry experience, we are engaged in manufacturing and exporting Bcd To Decimal Decoder Using Ic. These instruments consist of 4 spot switches for selecting logic '1','0'. Further, these instruments are offered with ten LED's for output and are appreciated for accurate readings.

We have in store for our customers Beakers, which are moulded in polypropylene and have excellent clarity and very good chemical resistance. These autoclavable beakers have prominently raised graduations on the outer surface, which makes them non-breakable even at high temperatures and under other extreme conditions.

Specifications:

We are one of the renowned manufacturers and exporters of Blow Pipe Burners, which are in confirmation with industry defined quality guidelines. These burners and the blow pipes are needed for soldering and are engineered with precision under the close supervision of qualified engineers. Our customers can buy these burners at competitive prices from us.

We have in store for our customers, Boyles Law Apparatus Psaw, which are comprising of two glass tubes, one closed at the top and other tube is opened. The lower ends of the tubes are drawn out and connected together by 1 meter of rubber tubing and both the tubes are mounted on sliding brackets which may be locked in any position on the metal supporting rods. Seasoned wood board of 44” high carries a meter scale graduated from 0 to100 cm is fitted on heavy iron base with leveling screws. Also, we offer mercury and rubber tubes with these apparatus.

We offer to our customers Bunsen Burners and gas burners, which are designed to give long narrow pointed flame and are available with stop cock other with nozzle. These gas burners are appreciated for giving high flames and are tested by our quality controllers to assure superior quality standards and high performance.

We offer to our customers Burette, which have transparent acrylic body and leak proof stopcock made fitted with a self lubricating PTFE plug. Each burette is calibrated to give maximum accuracy and the acrylic body is unaffected by dilute mineral acids & bases except hydrofloric acid & ammonium hydroxide.

Specifications:

Material : Polymethyl Methacrylate/TPX

We have in store for our customers, Bottom Discharge Centrifuge Machines, which are fabricated as per the industry defined guidelines. Demanded in laboratories for various applications, these machines are appreciated for high efficiency, reliable performance and longer service life and are demanded in various laboratories.

We are engaged in manufacturing and exporting Rescholar's Chromatography Cabinets, which are made of teak wood with glass on all four sides and on top. The internal surface is coated with wax in order to ensure resistance to solvent and other chemicals. We offer these cabinets at industry leading prices to our customers.

Under the assistance of qualified engineers and technical experts, we are engaged in manufacturing and exporting Coarse Sieves. These advanced laboratory equipment are used for coarse aggregate applications and are appreciated for durable finish standards and excellent finish. Our laboratory equipment are demanded indifferent parts of the country.

It consists of a powdered coated steel bar of dimensions 100x3. 75xo. 5cm with a number of equidistant holes drilled along its length at equal intervals of 5 cm. The pendulum is provided with two removable knife edges passing through any one of the holes. Complete with wall bracket & two removable knife edges.

It consists of a stainless steel rod of 1 meter long and 1.0

cm diameter. The 5.s. rod is marked with lines at equal

distance of 5 cm. Two circular removable knife edges are

provided, complete with wall bracket & two circular knife

edges.

The apparatus consists of a

horizontal corning glass tube open at

both ends. The heating element is a

coil about 40cm long of Ni-chrome

wire and is wound spirally inside the

axis of the glass tube. The element is

easily detachable and is encased in a

wooden case lined with felt and

provided with a hinged cover.

"terminals are brought at each end of the tube for the electrical

supply. The horizontal tube is connected either by rubber tube or

rubber cork to the inlet and the outlet system, each having a short

vertical extension to accommodate a thermometer. The complete

apparatus is mounted on a polished wooden base board. Supplied

with constant level tank fitted on stand but without thermometer &

Transformer.

With strong spring and clamping

screw for wires. The shank will

accept 4mmplugs.

Comprising of partly evacuated glass bulb approx.

70mm dia. containing at its center a fine pivot which

supports four light weight metal arms. One side of

each vane is blackened, the reverse side is bright.

Mounted on round base, when exposed to sunlight

the vanes rotate.

We are involved in manufacturing and exporting an extensive range of Crucible Tongs, which are ideal for varied operations in chemistry laboratories. Widely demanded in various Schools, Colleges and other Research Institutions, these tongs are made of quality metal and are resistant to corrosion and offer excellent finish.

The magnetic moments of a bar

magnet can be compared

quantitatively and the relative field

intensities at various distance

from a bar magnet can be

measured. A highly sensitive

compass box (with a

permanent magnet) is mounted at the center of a non-magnetic

wooden base about one meter long, am metric scale extending

outward from each side of the compass box for observing the

position of the magnet tested. The compass direction is indicated in

degrees. It consists of 18 mm thick laminated board (both side sun

mica) with dimensions 40

” x 5”

with suitable hole at the center for

Hilger & Watt type size 38 x 50

mm approx. 15000 lines per inch

for use in the standard holder in

the spectrometer table.

Customers can buy from us Digital Conductivity Meters, which are designed to read conductance of solution. These are capable reading wide range of measurement ranging from .02 Micro MHo to 1 MHo and in 3.5 digits read out accuracy +0.5% to 1 digit display L.E.D. or L.C.D. Our digital meters are demanded in various laboratories across different parts of the country.

We are engaged in manufacturing and exporting Dispensing Balance, which are used for weighing chemicals or small objects up to 100gm. The brass beam support of the balance is mounted on the wooden base (sunmica top) fitted with a drawer for holding weights and other equipment without weights.

Cat. no. Capacity

We have in store for our customers Drying Racks, which are made of stainless steel. Draining and drying racks are suitable to hold 90 assorted glass wares, such as test tubes, conical flask, beakers and cylinders at a time. Appreciated for dimensional accuracy and durable finish standards, these racks are resistant to corrosion.

Our customers can buy from us Fisher Clamps, which are moulded in polypropylene making it resistant to corrosion. The spring loaded jack in the middle of the clamp provides a vice like grip to the Burette and prevents it from slipping. Also, the two tapered wedges are provided to ensure firm grip on rods and allows easy operation.

Material : Polypropylene

We are involved in manufacturing and exporting Flow Cup Viscometer(Ford Cup). These apparatus are used to ascertain the viscosity levels of fluids like water, grease, oil and others. Made of high grade metals, these apparatus are appreciated for sturdy designs, accurate readings and corrosion resistant finish.

We are involved in manufacturing and exporting G.m. Counter Digital instruments, which consist of power supply for G.M. tubes with digital read out meter. These are 6 digit counting systems with its power supply and the control for reset, start and stop is operated through panel. Our customers can buy these digital counters at industry leading prices from us.

Backed by in-depth industry experience, we are engaged in manufacturing and exporting Glass Blowing Lathe. These glass blown apparatus are engineered using the latest and advanced technology and are appreciated for reliable operations and high efficiency. Demanded in various clinical and research laboratories, these apparatus offer accurate trouble free performance.

We have in store for our customers Hand Grinding Machines, which are designed and engineered with perfection. These machines can crush anything of model making by the in-built grinding tools and can also use several other tools such as glass carvers, polishers, circular saw and whetstones for performing the operations.

We offer to our customers Hoffman's Screw Clip, which are made of nickel plated steel. These screw clips are offered with projection plates to prevent damage to tubing by end of screws, with hinged bottom bar for direct fittings. Also, these plates can be removed without access to ends of tube easily.

We are engaged in manufacturing and exporting Hoffmans Voltmeter Psaw, which are used for demonstrating decomposition of water. Platinum electrodes are used for electrolysis of water and the electrodes are mounted with rubber stoppers for insertion in the open ends of the voltmeter limbs. The glass unit fitted with the apparatus has two connected limbs, integral with reservoir tube and funnel shaped bulb, with a stop clock at the top of each limb. Our voltmeter Psaw are supplied with metallic stand which helps to prevent accidental breakage.

Standard Resistance: There are 10

coils of .01 ohm each arranged on a

rotary dial plus a circular slide wire of

total resistance .01 ohm and 500 sub

divisions is equal to .00002 ohms on the

normal range.

Multiplying Ratios : A single rotary

switch

furnishers 5

multiplying ratios of x 100, x 10, x 1, x

.01 and x 0.01.

Range of measurement : The bridge has a range of .0000002

ohm to 11 ohm.

Max. Current : 10 A intermittently & 5 A continuously.

Panel : A bakelite panel enclosed in a teak

wood box is used. Separate current and

potential terminals, battery and

galvanometer terminals, push buttons

for battery and galvanometer are provided

on the panel.

Accuracy : ± 0.5% current 5Amps upto

Available with us are Insect Storage Boxes, which are used for pinning of insects both inside top & bottom. These storage boxes are made with teak wood frame with sunmica top & mdf board bottom, which is nicely polished. Also, the top & bottom of the box are lined with 8mm thick soft pinning, washable eva sheet, which helps in preventing any damage.

We are one of the trusted manufacturer and exporter of Joule Calorimeter Psaw, which consists of a copper vessel of 3"x2" with outer vessel made of superior quality teak wood. Available in the size of 9.5 x 9.5 x 11.5 cm fitted with bakelite lid with hole for thermometer and stirrer. Customers can buy these appratus at industry leading prices from us.

We are one of the trusted manufacturers and exporters of PSAW Kipp's Apparatus, which are made of polyethylene and have three main portions. The top portion of the apparatus is fitted with a thistle funnel and a bulb structure through which dilute acid are poured that reacts with a metal sulphide in the base of the apparatus. H2S gas then evolved collects in the middle dome from where it get release through a leak proof stopcock fitted with a self lubricating PTFE.

Material : High Density Polyethylene

Customers can buy from us Laboratory Rubber Tubing, which are made of natural rubber. These rubber tubing are extremely soft and are resistant to dilute acid, alkalies, ammonia and other acids. Offered in various length sizes and thickness as per the requirement, these rubber tubing are available in various colours.

Because of its higher E. M. F. (15 v) and lower internal resistance, this cell will deliver a stronger current for short period of time compared to the daniel cell. It consists of a plastic container 95 x 95 x 150mmlength x width x height. The rim is shaped to accommodate the cathode a zinc rod with terminal. A carbon anode with terminal is sealed in a filled porous pot containing the depolarize. We provide filled porous pot for anode. Requires approx. 500 ml ammonium chloride electrolyte with zinc rod and filled porous pot. Supplied without electrolyte.

An inexpensive and robust single pan balance which will give consistent and rapid readings with an accuracy well within the scale reading it has two ranges, reading 250 x 1gm and 1000 x 10gm. The zeros of the scales correspond so that no reveling is necessary when changing range.

Plotting compass with needles pivoted between top and bottom glass plates without dials. Both sides are made of glass

   1                 37mmDia

   2                 50mmDia

   3                  75mmDia

   4                 100mm Dia

Fitted in plastic frame.

A) Single 4x.

B) Double 7x.

C) Triple 10x.

It consists of a hollow cylindrical brass tube open at both ends provided with a small chuck (torsion head) in the middle of which is fixed a plane mirror. The length of the hollow brass tube is 40cm, dia 18cm and graduated with scale divided in millimeters on both sides from 0 to 15cm and with vernier to read 0. 05mm. Two solid brass cylinders and two hollow brass cylinders, all of length 10cm long are provided so that when put end to end, they fill the hollow tube completely. Supplied with superior quality clamp.

This mass wise and powerful fork which has a frequency of approximately 60 vibrations per sec. Is ideal for producing standing waves and is mounted on a heavy cast iron base. An electromagnet is arranged between the prongs of the fork without touching it. A small spring type strip is attached to the one of the prongs. A screw just makes a contacts with this strip. Supplied with scale pan, bench clamp with pulley but without weight and thread.

These cylinders are often used

in exercise with Vernier and

micrometer calipers as well as

for density and specific gravity

measurement. The ends are

carefully turned and surfaces

are smooth. Set of six different

elements in cylindrical form for density in electrical and thermal

experiments. The set consists of one piece each of brass

aluminum copper, zinc, iron and lead solid cylinders.

Three different size available are :

1) 25 x 12 mm.

2) 37 x 12 mm.

3) 50 x 12 mm.

the four gap bridge has a large and heavy copper strip of (SWG) no. 18) mounted on a heavy 3/4”thick laminated base of size 44”x 4” x 3/4”. /nine heavy brass terminals lock type are provided to reduce the resistance to a minimum . The ends gaps are closed by removable brass binding pieces which are held in position by the terminals. The 24 SWG constant an wire is stretched along the top scale and securely clamped to the brass end strips so that end errors are negligible. Supplied complete with pencil jockey along with lead for connections.

Double scale, both edges divided in millimeters figured centimeters, opposite direction reading facility.

made of very superior quality, seasoned wood.

25 mm model for the quality conscious. The screws are of hardened stainless steel with ground threads and locking arrangements. Packed in velvet lined case.

1)                       25x 1mm

CAT. No.               Description

2)                       25 x ½ mm

A quality collection of minerals, in wooden box, 375x300x40mm, with partitioned tray containing 30 specimens may be removed from bags for detailed examination. Each specimen is labeled also on the box lid provides the geological name.

Back silvered, with protective

coating.

A) 75x25mm

B) 75x50mm

C) 100x75mm

D) 150x25mm

E) 150x50mm

F) 100x50mm

G) 150x75mm

H) 150x100mm

We offer to our customers superior quality Physical Weights Boxes, which are offered with accurate brass weights in nicely polished wooden box. Also, we offer forceps and fraction weights along with these weight boxes and are appreciated for corrosion resistant finish and dimensional accuracy. These weights are demanded for weighing purposes in laboratories.

Our Pipette Psaw are fast release pipetting devices, which are used for precise pipetting & zip quick emptying purposes. The knurled thumb wheel attached with these instruments can be rotated to draw up or dispense liquids while the releaser and maybe pushed in for zip-quick emptying. The moulded chuck has a silicon rubber collet inside to hold various pipettes of standard material such as acrylonitrile and butadiene styrene

Specifications:

This bridge is exactly same as cat. no. 189 except for additional facility of murray and varley loop

test for location of faults in cables. The bridge is also suitable for resistance measurements. For resistance measurements and varley loop test, there are 7 multiplying factors of x 1000, x

100, x 10, x 0.1, x 0.01 and 0.001. For murray loop tests, 3 additional multiplying factors of 10 m, 100 mand 1000 mare provided. Special switching arrangement has been provided to carry out

conductance tests, varley loop test and murray loop test. Rest of the features like series arm, battery, galvo, push buttons are same as in cat. No. 1128 C.

A) Constantan Coil :Accuracy ± 0.1%.

B) Manganin Coil : Accuracy ± 0.02%.

Rain gauge without jar

This durable non-rusting, all metal gauge consists of a funnel 4" in dia fitting into the top of cylindrical vessel of the same diameter. When the inner tube is removed, the outer case serves as an overflow container,

(a) G. I. Sheet (b) Brass sheet

(c) Copper sheet

We manufacture and export Research Polarimeters, which are used in Medical, Pharmaceutical and Chemical Research Laboratories. These meters consist of a imported half shade nicol polariser and offer accurate readings in the applications used. Our meters are appreciated for reliable performance and high efficiency.

We are engaged in manufacturing and exporting Rings, which can be made in various shapes and sizes as per the application requirement. Made of quality metal, these rings are resistant to corrosion and abrasion resistant finish. We offer these rings at competitive prices for the bulk buyers for laboratory applications.

for striking tuning forks.

For studying the construction and

characteristic of a voltaic cell. It consists of

copper plate, zinc plate and plastic jar

without solution.

We have in store for our customers Slide Boxes, which are made of plastic and wood for safe storage of slides in a biology laboratories. These slide boxes are offered in different capacities of 6 slides, 12 slides, 25 slides, 50 slides and 100 slides and can be bought by our customers at market leading prices from us

We are involved in manufacturing and exporting a wide range of Slide Cabinets, which are used for various operations in different industries. These slide cabinets are made of superior quality wood and high grade metal and are offered in different capacities as per the requirement of the labopratory applications.

We have in store for our customers a wide range of Spare Glass Plates, which are demanded widely in is chemical process industries. Easily customizable, these spares plates are dimensional accurate and exhibit corrosion resistant finish and durable finish standards. Our customers can buy these plates at industry leading prices from us.

We have in store for our customers Spring Balance Metric Psaw, which are offered with zero and adjustable device with anodized metal scale. Metal parts are richly plated in high impact polystyrene body and the suspension loop at top and load hook at the lower head. Available in beautiful packaging in a cardboard box.

Cat. no. Capacity

We have in store for our customers Stainless Steel Spatula, which are made of high grade stainless steel. These spatulas are used for stirring the solutions in the laboratories and resistant to corrosion. Appreciated for durable finish standards and dimensional accuracy, these spatulas are offered with wooden handles.

Backed by in-depth industry experience, we are involved in manufacturing and exporting Test Tube Stand Aluminum. These tube stands are made of high grade aluminum metal and are appreciated for dimensional accuracy, corrosion resistant finish and durable finish standards. Our customers can buy these stands at market leading prices from us.

We are one of the leading manufacturers and exporters of Tissue Homogeniser Low Speed. These apparatus are engineered under the close supervision of qualified engineers and are tested on well defined quality parameters. Our customers can buy these apparatus at industry leading prices from us.

A steel frame mounted on a heavy cast iron base with leveling screws. Upper end of the rod (under test) 900mm length and 5mm dia is clamped by a 3- jaw chuck and the lower end is clamped into the axis of a torsional drum which can be rotated by putting load in the scale pan passing over two frictionless pulleys. Freely sliding three circular scales graduated in single degrees can be clamped at any position. Three pointers for clamping to the test rod are provided. Complete with three other rods, strings and two scale pans, but without weights.

For direct reading with sliding weight and for quick weighing with triple

beam facilities. Its outstanding characteristics its great convenience

due to the fact that the balancing weights are permanently secured to

the beams.An adjusting screw is provided for leveling the beam which

is enclosed in a metal guard to provide protection from of bending or

break in. The balance is fitted on a metallic base.

All Metal for laboratory use only with

Stainless Steel pan.

a) 2Kg

b) 5Kg

1) 111 gms.

2) 310 gms.

3) 610 gms.

For use as a manometer. It consists of a superior quality wooden stand fitted with wooden meter scale

which is 0 to 45 cm from the bottom. Provided with small metal strips for supporting U-tube.

Comprising metal box 220x100x165mm

(length x width x height), with sliding glass

front, two glass chimneys standing over

tubulures at top of box. Candle holder fixed

at the base of box beneath the left hand side

chimney.

Spare glass chimneys

Spare glass door

We are a well known manufacturer and exporter of Verification of Truth Tables of Logic Gates using Nand Gate. These instruments are used to verify the truth table of AND gate, OR gate, NAND gate, NOR gate & NOT gate using NAND. Our instruments are offered with power supply 2 Red LED output indicators, circuit diagram printed for 4 'NAND', and gates & their respective IC's placed inside the instrument.

Our customers can buy from us Vertical gel Slab Migration Apparatus, which are made of high grade plastic and metal. These apparatus are widely demanded in Chemical Laboratories and are can be designed as per the specific requirements of the customers. We offer these apparatus at industry leading prices from us.

Consisting of a superior quality polish wooden box slotted and carries a glass tube fitted with simple torsion head to support, by means of a silk fiber, a strip holding magnet etc. Complete with one bar magnet and one brass bar. All metal parts are manufactured from superior quality brass alloy.

1. Brass

2. Aluminum

For striking the tuning forks.