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Specification Sheet

Product Name
Tolfenamic acid-(benzoic ring-13C6) VETRANAL®, analytical standard

Product Number
32145

Product Brand
sial

CAS Number
1420043-61-3

Molecular Weight
267.66

Test

Specification

APPEARANCE (COLOR)White to Yellow and Faint Beige to Beige and Faint Brown to Light Brown and Yellow-Brown
APPEARANCE (FORM)Powder or Crystals
PURITY (HPLC AREA %)≥ 99.0 %
MELTING POINTFOR INFORMATION ONLY
PROTON NMR SPECTRUMCONFORMS TO STRUCTURE
RESIDUAL SOLVENTS≤ 1.0 %
REMARKSFOR INFORMATION ONLY
EXPIRY PERIOD36 MONTHS