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Key Documents

8.43377

Sigma-Aldrich

DL-Tartaric acid

for synthesis

Synonym(s):

DL-Tartaric acid

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About This Item

Empirical Formula (Hill Notation):
C4H6O6
CAS Number:
133-37-9
Molecular Weight:
150.09
MDL number:
MFCD00071626
UNSPSC Code:
12352101
EC Index Number:
205-105-7
NACRES:
NA.22

vapor pressure

<0.1 hPa ( 20 °C)

Quality Level

200

assay

≥99.0% (acidimetric)

form

solid

autoignition temp.

425 °C

pH

1.6 (25 °C, 100 g/L in H2O)

mp

198-204 °C

transition temp

flash point 210 °C

solubility

215 g/L

storage temp.

2-30°C

InChI

1S/C4H6O6/c5-1(3(7)8)2(6)4(9)10/h1-2,5-6H,(H,7,8)(H,9,10)

InChI key

FEWJPZIEWOKRBE-UHFFFAOYSA-N

Analysis Note

Assay (acidimetric): ≥ 99.0 %
Melting range (lower value): ≥ 198 °C
Melting range (upper value): ≤ 204 °C
Identity (IR): passes test

pictograms

Corrosion
GHS05

signalword

Danger

hcodes

H318

Hazard Classifications

Eye Dam. 1

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

410.0 °F - closed cup

flash_point_c

210 °C - closed cup

Certificates of Analysis (COA)

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