Calcium Sulfate Dihydrate Precipitated For Analysis Emsure

ürün Kodu : 102161.0500

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Description
Catalogue Number 102161
Description Calcium sulfate dihydrate
Product Information
CAS number 10101-41-4
EC number 231-900-3
Hill Formula CaO₄S * 2 H₂O
Chemical formula CaSO₄ * 2 H₂O
Molar Mass 172.17 g/mol
HS Code 2833 29 80
Quality Level MQ300
Physicochemical Information
Density 2.320 g/cm3
pH value 7.0 (50 g/l, H₂O, 20 °C) (slurry)
Bulk density 400 - 600 kg/m3
Solubility 2 g/l
Toxicological Information
LD 50 oral LD50 Rat > 10000 mg/kg
Safety Information according to GHS
RTECS EW4150000
Storage class 10 - 13 Other liquids and solids
WGK WGK 1 slightly hazardous to water
Disposal 14
Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).
Storage and Shipping Information
Storage Store at +2°C to +30°C.
Specifications
Assay (complexometric) 99.0 - 102.0 %
Substances insoluble in hydrochloric acid ≤ 0.01 %
Carbonate (CO₃) passes test
Chloride (Cl) ≤ 0.005 %
Nitrate (NO₃) passes test
Heavy metals (as Pb) ≤ 0.002 %
Fe (Iron) ≤ 0.001 %
K (Potassium) ≤ 0.005 %
Mg (Magnesium) ≤ 0.01 %
Na (Sodium) ≤ 0.2 %
Sr (Strontium) ≤ 0.05 %