Products – Anmol Chemicals Private Limited

Calcium Sulfate BP

Calcium Sulfate is an important laboratory and industrial chemical occurring in the anhydrous, hemihydrate and dihydrate form. Calcium sulfate dihydrate is white odorless powder which is slightly soluble in water.


Calcium Sulfate is used as a dessicant and as a coagulant in products like tofu. It is also used in the synthesis of sulphuric acid. It has E number E516, used as a firming agent, a flour treatment agent, a sequestrant, and a leavening agent.


Chemical Name: Calcium Sulfate
Mol. Formula: CaSO4.2H2O
Mol. Weight: 172.18 g/mol
CAS No.: 10101-41-4


General Specifications

Test Specification
Characters It occurs as a white or almost white fine powder

Test (A)

Test (B)



(a)Loss on ignition- Between 18.0% to 22.0%

(b)Solution gives the reaction of sulphates

(c)Solution gives the reaction of calcium

Solubility Very slightly soluble in water, practically insoluble in ethanol (96%)
Acidity or alkalinity Specified Test. The solution is reddish orange
Chlorides Not more than 300 ppm
Arsenic Not more than 10 ppm
Iron Not more than 100 ppm
Heavy metals Not more than 20 ppm
Loss on ignition Between 18.0% to 22.0%
Assay Not less than 98.0% and not more than 102.0% of CaSO4.2H2O


Shelf life, Storage and Packing

It should be stored in a segregated area in a cool and ventilated place away from combustible materials. Keep in a tightly closed container, sealed until ready for use. It is packed in 25kg or 50kg HDPE bags or drums as required.


We Manufacture Bulk Dugs/API, Excipients, pharmaceuticals (IP/BP/USP/NF/PH. EUR./JP), Speciality Chemicals (Pure/AR/ACS), mineral fortifiers (FCC). our manufacturing facility is GLP, GMP (FDA) approved, ISO 9001, ISO 14001, ISO 22000, FSSC 22000, FSSAI, kosher, halal, COPP and WHO-GMP certified.

Good Manufacturing Practice Certified by World Health Organization (WHO-GMP)
Written Confirmation Certification (WC)
Good Manufacturing Practice (EXCiPACT cGMP)
Good Manufacturing Practice (cGMP)
Good Laboratory Practice (GLP)