Certificate Of Analysis
Product Name Benzoic acid-12C7,
99.9 atom % 12C
Product Number 491861
Product Brand ALDRICH
CAS Number 65-85-0
Molecular Formula 12C6H512CO2H
Molecular Weight 122.05
 
TEST SPECIFICATION LOT 06812AI RESULTS
APPEARANCE WHITE POWDER
INFRARED SPECTRUM CONFORMS TO STRUCTURE.
CARBON 13 AND PROTON CONFORMS TO STRUCTURE. *
ISOTOPIC ASSAY 99.9+ ATOM % 13C *
GAS LIQUID 99.9 % *
  * ISOTEC DATA
QUALITY CONTROL JANUARY, 2000