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Merck
CN

24-5700

Potassium tetraoxalate dihydrate

≥99.8%

Synonym(s):

Oxalic acid hemipotassium salt

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About This Item

Linear Formula:
KH3(C2O4)2 · 2H2O
CAS Number:
Molecular Weight:
254.19
EC Number:
204-874-6
UNSPSC Code:
12352300
PubChem Substance ID:
Beilstein/REAXYS Number:
3854419
MDL number:
Assay:
≥99.8%
Grade:
SAJ special grade
Form:
crystalline
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InChI key

KPFHSTZUXXJAES-UHFFFAOYSA-M

InChI

1S/2C2H2O4.K.2H2O/c2*3-1(4)2(5)6;;;/h2*(H,3,4)(H,5,6);;2*1H2/q;;+1;;/p-1

SMILES string

O.O.[K+].OC(=O)C(O)=O.OC(=O)C([O-])=O

grade

SAJ special grade

assay

≥99.8%

form

crystalline

availability

available only in Japan

pH

1.0-2.5 (25 °C, 25.4 g/L)

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Application

pH standard solution

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Irrit. 2

Storage Class

11 - Combustible Solids

wgk

WGK 1

ppe

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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