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Unichem India

Kanpur, Uttar Pradesh

Year of Establishment: 1987
IndiaMART Member Since: 2008
Products [4]
Phone: +(91)-(5112)-282436

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Industrial Chemicals

Manufacturer, exporter and supplier of chemicals, industrial chemicals, pharmaceutical chemicals, leather tanneries chemicals, textiles chemicals, dyes chemicals and pigments chemicals, etc. Our range of chemicals include basic chrome sulphate, sodium di-chromate (di-hydrate),sodium chromate (tetrahydrate), magnesium carbonate (light)


Industrial Chemicals


Basic Chrome Sulphate

Basic Chrome Sulphate
Physical Properties:

Appearance Dark Green Crystalline Powder
Chemical Formula Cr(OH)2 SO4
Solubility Readily soluble in water
Stability in Air Hygroscopic in moist air


Analytical Data:

Chromium as Cr2O3 (percent by mass) 24% (+/- 0.5%)
Basicity (percent by mass) 30 to 35 %
Free Sulphate as Na2SO4 (percent by mass) 36 %
PH value of 10 percent aqueous solution 3.00 (+/- 0.2)
Free Moisture (percent by mass) 10 %
Unreduced Chromium Nil


Usage:

  • It is very commonly used as a tanning agent in Chrome Tanning. It is also used as a preservative of hides or skins in leather tanneries.
  • Dyeing of mineral Khaki Cloth, Acid Dyes, Ceramic Colourant and in manufacture of chrome based Dyestuffs


Packing :


           50 Kg HDPE bags with polythene liner inside



Storage :


Solubility deteriorates when stored in hot conditions. Therefore store in covered area, away from intense humid and hot conditions.


 
 

Magnesium Carbonate (Light)

Magnesium Carbonate (Light)
Specifications and features:


Appearance Tastless, odurless, amorphous white powder
Chemical Formula (MgCO3)4 Mg(OH)2
Solubility Insoluble in water, organic solvents and Soluble in mineral acids

Analytical Data:


Sieve 300 mesh 99%
Bulk Density 0.07gm/cm3 (+/- 0.01)
Specific Gravity 2.24
Temperature of decomposition 350° C
Free Sulphate (percent by mass) 0.06%
Chloride (percent by mass) 0.09%
Iron (percent by mass) 0.005% (Nil)
Calcium (percent by mass) Nil
Bi-carbonate (percent by mass) Trace Amount
Heavy metals (percent by mass) Nil
Hygroscopic Moisture 3 (+/ - 1)%



Usage :

Widely used in cosmetics, toothpaste, neoprene rubber for reinforcing, as a laxative to loosen the bowels, as an antacid, fire extinguisher. It is also used in reagent industry, soft magnetic material and high-science & high-tech fields.

 

Packing:


15Kg HDPE woven sacks with polyethylene liner inside


 
 

Sodium Chromate (Tetrahydrate)

Sodium Chromate (Tetrahydrate)
Physical Properties:

Appearance Odourless Bright Yellow Crystals
Chemical Formula Na2CrO4 · 4H2O
Solubility Readily soluble in water
Stability in Air Hygroscopic in moist air


Analytical Data:


Sodium Chromate Tetra-hydrate (purity by mass) 98%
Combined water (percent by mass) 31%
Free Moisture (percent by mass) 2%
Free Sulphate as Na2SO4 (percent by mass) Nil
Free Chloride as NaCl (percent by mass) Nil
Ph value of aqueous solution 8 (+/- 0.5)


Usage:

  • Used in manufacturing of Chrome-pigment
  • Used as a corrosion inhibitor in petroleum industry.
  • As a Dyeing Auxiliary in textile industry.
  • As a wood preservative.


Packing:

    50 Kg in HDPE Bag with polythene liner inside

 

Storage:


    Solubility deteriorates when stored in hot conditions. Therefore store in covered area, away from intense humid and hot conditions.


 
 

Sodium Di-chromate (Di-hydrate)

Sodium Di-chromate (Di-hydrate)
Physical Properties:


Appearance Red to orange crystals
Chemical Formula Na2Cr2O7 · 2H2O
Solubility Readily soluble in water
Stability in Air Hygroscopic in moist air


Analytical Data:

Sodium Di-chromate Di-hydrate (Purity by mass) 98%
Combined water (percent by mass) 12%
Free moisture (percent by mass) 2%
Free Sulphate as Na2SO4 (percent by mass) 1%
Chloride as NaCl (percent by mass) 0.5%
Matter insoluble in water (percent by mass) 0.5%
PH value of aqueous solution 3.7 to 4.3
Matter insoluble in water (percent by mass) 0.05%


Usage :


Used in chemical processing to produce Chrome Pigments, Chromic Acid,Chrome Sulphate and Inorganic Dyes. It is a strong oxidant to produce many organic and inorganic salts and used in purification of chemicals. It is also used in metal furnishing, ceramics, textiles.



Packing :


50 kg HDPE bags with polythene liner inside


Storage : 


Solubility deteriorates when stored in hot conditions. Therefore store in covered area, away from intense humid and hot conditions.


 
 

 

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