1.05110
Potassium hexahydroxoantimonate(V)
cryst. for analysis EMSURE®
Synonym(s):
Potassium hexahydroxoantimonate(V), Potassium antimonate
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About This Item
Linear Formula:
K[Sb(OH)6]
CAS Number:
Molecular Weight:
262.90
UNSPSC Code:
12352302
EC Index Number:
235-387-7
NACRES:
NA.21
MDL number:
Assay:
≥99.0% (calculated on calcined substance, iodometric)
Form:
solid
Solubility:
20 g/L
Quality Segment
product line
EMSURE®
assay
≥99.0% (calculated on calcined substance, iodometric)
form
solid
pH
7.5-9.0 (20 °C, 20 g/L in H2O)
solubility
20 g/L
bulk density
1200 kg/m3
cation traces
Na: ≤0.2%, excess alkali: ≤0.1% (as KOH)
storage temp.
2-30°C
SMILES string
[Sb+3].[K+].[O-H].[O-H].[O-H].[O-H].[O-H].[O-H]
InChI
1S/K.6H2O.Sb/h;6*1H2;/q+1;;;;;;;+3/p-6
InChI key
IDVSLFDKDQVCAP-UHFFFAOYSA-H
Analysis Note
Identity: passes test
Assay (iodometric, calculated on calcined substance): ≥ 99.0 %
Free alkali (as KOH): ≤ 0.1 %
Na (Sodium): ≤ 0.2 %
Assay (iodometric, calculated on calcined substance): ≥ 99.0 %
Free alkali (as KOH): ≤ 0.1 %
Na (Sodium): ≤ 0.2 %
Legal Information
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
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Signal Word
Warning
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 2
Storage Class
13 - Non Combustible Solids
WGK
WGK 2
Flash Point (°F)
Not applicable
Flash Point (°C)
Not applicable
Hazard Codes
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