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CALCIUM SULPHATE DIHYDRATE AR/ACS
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Packings
500 g
(00500)
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Article No.
02480
Grade
AR/ACS
Purity
99%
CAS No.
10101-41-4
Molecular Formula
CaSO
4
.2H
2
O
Molecular Weight
172.17
H.S. Code
2833.2990
Shelf Life
60 Months
Physical Properties
Physical state at 20 °C
Solid
Colour
White powder
Odour
Odorless
Melting point/ Freezing point [°C]
1450°C
Density [g/cm3]
2.32
Solubility in water [% weight]
Slight (0.1-1%)
Specifications
Appearance
White powder
Assay (as CaSO4.2H2O; complexometric)
99.0-102.0%
Substance insoluble in HCl
Max 0.01%
Carbonate
Passes test
Nitrate (NO3)
Passes test
Free acid (as H2SO4)
Max 0.01%
Free alkali (as Ca(OH)2)
Max 0.01%
Chloride (Cl)
Max 0.005%
Total nitrogen (N)
Max 0.001%
Iron (Fe)
Max 0.001%
Heavy metals (by ICP-OES)
Max 0.002%
Potassium (K)
Max 0.005%
Magnesium (Mg)
Max 0.01%
Sodium (Na)
Max 0.02%
Strontium (Sr)
Max 0.05%
Safety Information and Hazard Symbols
Safety Statement: 22-24/25
Revision Date:
14-Sep-2017
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