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8.16144

Sigma-Aldrich

Oxalic acid

anhydrous for synthesis

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Synonym(s):
Oxalic acid, Ethanedioic acid dihydrate
Empirical Formula (Hill Notation):
C2H2O4
CAS Number:
Molecular Weight:
90.03
MDL number:
EC Index Number:
205-634-3

vapor pressure

<1 Pa ( 25 °C)

Quality Level

assay

≥99% (manganometric)

form

solid

potency

375 mg/kg LD50, oral (Rat)

pH

1 (20 °C, 100 g/L in H2O)

mp

189 °C (decomposition)

solubility

108 g/L

density

1.9 g/cm3 at 20 °C

bulk density

750 kg/m3

storage temp.

2-30°C

InChI

1S/C2H2O4/c3-1(4)2(5)6/h(H,3,4)(H,5,6)

InChI key

MUBZPKHOEPUJKR-UHFFFAOYSA-N

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Oxalic acid anhydrous for synthesis

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Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

form

solid

form

crystals

form

powder or crystals

form

powder or crystals

pH

1 (20 °C, 100 g/L in H2O)

pH

-

pH

-

pH

-

storage temp.

2-30°C

storage temp.

-

storage temp.

-

storage temp.

-

solubility

108 g/L

solubility

-

solubility

water: soluble ~108 g/L at 25 °C

solubility

water: soluble ~108 g/L at 25 °C

pictograms

CorrosionExclamation mark

signalword

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Dam. 1

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1


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