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Merck
CN

Specification Sheet

Product Name
α-Ketoglutaric acid 99.0-101.0% (T)

Product Number
75890

Product Brand
sial

CAS Number
328-50-7

Molecular Weight
146.10

Test

Specification

APPEARANCE (COLOR)White to Off White
APPEARANCE (FORM)Powder or Crystals
TITRATION (T) NAOH 1M99.0 - 101.0 %
MELTING POINT114 - 118 C
SOLUBILITY (COLOR)Colorless to Almost Colorless
SOLUBILITY (TURBIDITY)Clear to Slightly Hazy
SOLUBILITY (METHOD)1G IN 10ML WATER
PROTON NMR SPECTRUMCONFORMS TO STRUCTURE
RECOMMENDED RETEST PERIOD60 MONTHS