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1.05110

Supelco

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:
12208-13-8
Molecular Weight:
262.90
MDL number:
MFCD00011415
UNSPSC Code:
12352302
EC Index Number:
235-387-7
NACRES:
NA.21

Quality Level

300

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

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 %

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Pictograms

Exclamation markEnvironment
GHS07,GHS09

Signal Word

Warning

Hazard Statements

H302 + H332 - H411

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 2

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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