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LC1218 Calcium carbonate

precipitated for analysis of silicates EMSURE

 

Order number Packaging Quantity Price €
AC28218 Plastic bottle 500 g 68.40

 

Product information
Hill Formula CCaO3
Chemical formula CaCO3
HS Code 2836 50 00
EC number 207-439-9
Molar mass 100.09 g/mol
CAS number 471-34-1

 

Chemical and physical data
Solubility 0.014 g/l (20 °C)
Melting point 825 °C (decomposition)
Molar mass 100.09 g/mol
Bulk density 400 – 1400 kg/m3
pH value 9.5 – 10.5 (100 g/l, H2O, 20 °C) (slurry)

 

Safety information
Storage class 10 – 13 Other liquids and solids
WGK NWG not water endangering
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).

 

Toxicological data
LD 50 oral LD50 rat 6450 mg/kg

 

Specifications
Assay (complexometric) 98.5 – 100.5 %
Substances insoluble in hydrochloric acid passes test
Chloride (Cl) ≤ 0.02 %
Sulphate (SO4) ≤ 0.01 %
Total nitrogen (N) ≤ 0.01 %
Heavy metals (as Pb) ≤ 0.001 %
Ba (Barium) ≤ 0.02 %
Fe (Iron) ≤ 0.001 %
K (Potassium) ≤ 0.002 %
Mn (Manganese) ≤ 0.02 %
Na (Sodium) ≤ 0.005 %
Sr (Strontium) ≤ 0.02 %