描述
Identification
M = 110,99 g/mol
CAS [10043-52-4]
EC number: 233-140-8
Taric code: 2827 20 00
Synonyms
Chloro calcium
Applications
analytical chemistry, laboratory reagent, desiccant.
Specifications
assay (argentometric) ……………………………….. min. 95 %
insoluble in water and precipitable with
ammonia………………………………………………….. max. 0,1 %
acidity (as HCl)…………………………………………. max. 0,01 %
phosphates (as PO4)………………………….. max. 0,005 %
sulfates (SO4)…………………………………………. max. 0,05 %
ammonium (NH4)……………………………….. max. 0,01 %
arsenic (As)………………………………………………… max. 1 ppm
copper (Cu)………………………………………………… max. 0,002%
iron (Fe)…………………………………………………….. max. 0,005%
lead (Pb)……………………………………………………. max. 0,002%
nickel (Ni)…………………………………………………… max. 0,002%
Physical data
• Appearance: powder or granulated powder, white
• Spec. Density: 2,15 g/cm3
• Solub. in water: (20 ºC): 740 g/l
• Melting point: 772 ºC
• Boiling point: > 1600 ºC
• pH(100 g/l H2O, 20 ºC) ~ 8 – 10
• Hygroscopic
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