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Merck
CN

Specification Sheet

Product Name
Salicylic acid meets analytical specification of Ph. Eur., BP, USP, 99.5-100.5% (calc. to the dried substance)

Product Number
27301

Product Brand
sial

CAS Number
69-72-7

Molecular Weight
138.12

Test

Specification

APPEARANCE (COLOR)White
APPEARANCE (FORM)Powder or Crystals
TITRATION (T) NAOH 0.1M99.5 - 100.5 %
ASSAY (HPLC WEIGHT %)98.0 - 102.0% (ex dried Substance)
REMARKS ON HPLC≤ 0.2% (related substances)
MELTING POINT158 - 161 C
SOLUBILITY (COLOR)Colorless
SOLUBILITY (TURBIDITY)Clear
SOLUBILITY (METHOD)1 G IN 10 ML ETHANOL (96 %)
LOSS ON DRYING≤ 0.3 %
RESIDUE ON IGNITION≤ 0.05 %
INFRARED SPECTRUMCONFORMS TO STRUCTURE
PROTON NMR SPECTRUMCONFORMS TO STRUCTURE
PHARMACOPOEA TESTSCOMPLYING
Remarks on Pharmakopoea TestHeavy Metals (as Pb) ≤ 10 mg/kg
RELATED SUBSTANCES≤ 0.2% (HPLC)
TOTAL SULFUR AS SO4 (ICP)≤ 200 mg/kg
CHLORIDE (CL)≤ 50 mg/kg
RESIDUAL SOLVENTS (GLC-HS)Complying
RECOMMENDED RETEST PERIOD60 MONTHS