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Merck
CN

24-5650

Potassium tartrate dibasic hemihydrate

JIS special grade, ≥99.0%

Synonym(s):

L-(+)-Tartaric acid dipotassium salt, Dipotassium tartrate hemihydrate

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About This Item

Linear Formula:
KOOC(CHOH)2COOK · 0.5H2O
CAS Number:
Molecular Weight:
235.28
EC Number:
213-067-8
UNSPSC Code:
12352300
PubChem Substance ID:
Beilstein/REAXYS Number:
6121656
MDL number:
Assay:
≥99.0%
Grade:
JIS special grade
Form:
crystalline
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InChI key

BUCMCXRUIRJPKS-QXMMYYGRSA-L

InChI

1S/C4H6O6.2K.H2O/c5-1(3(7)8)2(6)4(9)10;;;/h1-2,5-6H,(H,7,8)(H,9,10);;;1H2/q;2*+1;/p-2/t1-,2-;;;/m1.../s1

SMILES string

O.[K+].[K+].O[C@H]([C@@H](O)C([O-])=O)C([O-])=O

grade

JIS special grade

assay

≥99.0%

form

crystalline

availability

available only in Japan

pH

7.0-8.5 (25 °C, 235.3 g/L)

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pictograms

Corrosion

signalword

Danger

hcodes

Hazard Classifications

Eye Dam. 1

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Regulatory Information

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