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Sigma-Aldrich

Potassium antimony(III) tartrate hydrate

99.95% trace metals basis

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Synonym(s):
Antimony potassium tartrate
Empirical Formula (Hill Notation):
C8H4K2O12Sb2 · xH2O
CAS Number:
Molecular Weight:
613.83 (anhydrous basis)
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Assay

99.95% trace metals basis

form

powder

optical activity

[α]20/D +141°, c = 2 in H2O

impurities

≤550.0 ppm Trace Metal Analysis

density

2.6 g/mL at 25 °C (lit.)

SMILES string

O.[K+].[K+].O=C1O[Sb-]23OC1C4O[Sb-]5(OC(C(O2)C(=O)O3)C(=O)O5)OC4=O

InChI

1S/2C4H4O6.2K.H2O.2Sb/c2*5-1(3(7)8)2(6)4(9)10;;;;;/h2*1-2H,(H,7,8)(H,9,10);;;1H2;;/q2*-2;2*+1;;2*+3/p-4

InChI key

BBUFTTIHMIIQLI-UHFFFAOYSA-J

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This Item
1112660063383376
form

powder

form

powder

form

-

form

powder

impurities

≤550.0 ppm Trace Metal Analysis

impurities

≤0.02 mmol/g free acid, ≤0.02 mmol/g free alkali

impurities

-

impurities

≤0.020 meq/g Titr. acid or base

density

2.6 g/mL at 25 °C (lit.)

density

-

density

-

density

-

Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

200

optical activity

[α]20/D +141°, c = 2 in H2O

optical activity

-

optical activity

-

optical activity

-

Pictograms

Skull and crossbonesEnvironment

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 3 Oral - Acute Tox. 4 Inhalation - Aquatic Chronic 2

Storage Class Code

6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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