Calcium Sulphate di-Hydrate 99% (E516 FG) Letterbox Friendly Pouch


Calcium Sulphate di-Hydrate is also known as Gypsum. It is a soft sulphate mineral composed of calcium sulphate dihydrate, with the chemical formula CaSO4-2H2O. It can be used as a fertilizer, is the main constituent in many forms of plaster and is widely mined.

  • Home Brewing
  • Manufacture of Gypsum Blocks and Board
  • Ingredient of Plaster
  • Fertiliser and Soil Conditioner
  • Alabaster for Sculptures
  • General Laboratory Chemical

EEC Additive No: E516
Food Grade

Minimum Assay: 99%
Molecular Formula: CaSO4•2H2O
Molecular Weight: 172.17 (136.14anhy)
Solubility in Water: 2.1g/L
Melting Point: 1450° C
Substance insoluble in HCl: <0.005%
Loss on drying: <23%
Fluoride (F): : <30mg/Kg
Selenium (Se): <30mg/Kg
Arsenic (As): <3mg/Kg
Heavy metals (as Pb): <2mg/Kg
Mercury (Hg): <1mg/Kg
Mean Particle Diameter: 20 microns
Sieve Analysis:
2.5% @ 150um
10% @ 75um
Oil Absorbotion: <33ml/g
Hardenss (MOH’s): 2

Hazard Phrases: Not considered harmful under normal laboratory conditions

Cas No: 10101-41-4
Einecs No: 231-900-3

HS CODE: 2520200000


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