L(+)-Ascorbic Acid (Reag. USP) for analysis, ACS

Melting Point:

192 °C

Solubility:

water 333 g/l at 20 °C

Physical Description:

solid

Product Code:

131013

Product Name:

L(+)-Ascorbic Acid (Reag. USP) for analysis, ACS

Quality Name:

for analysis, ACS

Specifications:

Minimum assay (Iodom.): 99.0%
Identity: IR passes test
Melting range: 188-192 °C
Specific rotation α 20/D c=10 (in H2O): +20.5 - +21.5°

Maximum limit of impurities
Insoluble matter in H2O: 0.01 %
Loss on drying at 105°C: 0.1%
Residue on ignition (as SO4): 0.1 %
Chloride (Cl): 0.005%
Sulfate (SO4): 0.002%
Heavy Metals (ICP-OES): 0.001 %
Cu: 0.0002 %
Fe: 0.0002 %
Ni: 0.001 %
Pb: 0.001 %

WGK:

1

Storage:

Storage away from direct light.

Master Name:

L(+)-Ascorbic Acid

Synonyms Long Text:

(R)-5-[(S)-1,2-Dihydroxyethyl]-3,4-Dihydroxy-5-(H)-Furan-2-one, Vitamin C

EINECS:

200-066-2

CS:

2936 27 00 00

Download TDS file for complete specifications