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8.18242

Sigma-Aldrich

Oxalic acid dihydrate

for synthesis

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Synonym(s):
Oxalic acid dihydrate, Ethanedioic acid
Linear Formula:
(COOH)2 · 2 H2O
CAS Number:
Molecular Weight:
126.07
MDL number:
EC Index Number:
205-634-3

vapor pressure

0.000312 hPa ( 25 °C)

Quality Level

assay

≥99% (manganometric)

form

solid

potency

375 mg/kg LD50, oral (Rat)

pH

1.5 (10 g/L in H2O)

bp

149-160 °C/1013 hPa (decomposition)

mp

98-100 °C

transition temp

flash point 157 °C (decomposition)

solubility

>100 g/L

density

1.65 g/cm3 at 20 °C

bulk density

813 kg/m3

storage temp.

2-30°C

InChI

1S/C2H2O4.2H2O/c3-1(4)2(5)6;;/h(H,3,4)(H,5,6);2*1H2

Inchi Key

GEVPUGOOGXGPIO-UHFFFAOYSA-N

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1.004891.004921.00495
vibrant-m

8.18242

Oxalic acid dihydrate

vibrant-m

1.00489

Oxalic acid dihydrate

vibrant-m

1.00492

Oxalic acid dihydrate

vibrant-m

1.00495

Oxalic acid dihydrate

Quality Level

200

Quality Level

100

Quality Level

200

Quality Level

300

form

solid

form

solid

form

solid

form

solid

storage temp.

2-30°C

storage temp.

2-30°C

storage temp.

2-30°C

storage temp.

2-30°C

solubility

>100 g/L

solubility

water: >100 g/L at 25 °C

solubility

-

solubility

>100 g/L

pH

1.5 (10 g/L in H2O)

pH

1.5 (10 g/L in H2O)

pH

1.5 (10 g/L in H2O)

pH

1.5 (10 g/L in H2O)

Analysis Note

Assay (manganometric): ≥ 99.0 %
Identity (IR): passes test

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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