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LC1219 Calcium carbonate

for optical glass

 

Order number Packaging Quantity Price €
AC28219 Fibre carton 50 kg inquire

 

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) ≥ 99.0 %
Cr (Chromium) ≤ 0.00007 %
Fe (Iron) ≤ 0.0007 %
Particle size (< 75 µm) about 100 %