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SODIUM ARSENATE HEPTAHYDRATE AR/ACS
Sodium arsenate dibasic heptahydrate
MSDS
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100 g
(00100)
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(00250)
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(00500)
Print friendly version
Article No.
05770
Grade
AR/ACS
Purity
98%
CAS No.
10048-95-0
Molecular Formula
Na
2
HAsO
4
.7H
2
O
Molecular Weight
312.01
H.S. Code
2842.9010
Shelf Life
60 Months
Physical Properties
Physical state at 20 °C
Solid
Colour
White crystalline
Odour
Odorless
pH value
8.5 - 9.0 at 50 g/l at 25 °C
Melting point/ Freezing point [°C]
180 °C
Density [g/cm3]
1.87
Solubility in water [% weight]
61g/100ml water @ 150C
Specifications
Appearance
White crystalline powder
Assay (iodometric)
98.0 - 102.0%
Arsenic (III) oxide
Max 0.01%
Insoluble matter
Max 0.005%
Chloride (Cl)
Max 0.001%
Sulphate (SO4)
Max 0.01%
Nitrate (NO3)
Max 0.005%
Heavy metal (as Pb)
Max 0.002%
Iron (Fe)
Max 0.001%
Safety Information and Hazard Symbols
Symbol: GHS06, GHS08, GHS09
Signal Word: Danger
UN No.: 1685
IMCO Class No.: 6.1
Packing Group: II
Hazardous Statement: H301-H331-H350-H410
Precaution Statement: P201-P261-P273-P301 + P310-P311-P501
Revision Date:
14-Oct-2013
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SODIUM ARSENATE HEPTAHYDRATE