Citric acid, anhydrous 99.5% for analysis

Supplier: Thermo Fisher Scientific
Warning

Synonyms: 2-Hydroxypropane-1,2,3-tricarboxylic acid, Hydroxytricarballylic acid

220341000 220345000 220340025
ACRO220341000EA 83.9 GBP
ACRO220341000 ACRO220345000 ACRO220340025
Citric acid, anhydrous 99.5% for analysis
Citric acid
Formula: HOC(COOH)(CH₂COOH)₂
MW: 192.13 g/mol
Boiling Pt: 310
Melting Pt: 153 °C
Flash Pt: 100 °C
Storage Temperature: Ambient
MDL Number: MFCD00011669
CAS Number: 77-92-9
EINECS: 201-069-1
REACH: 01-2119457026-42-0000
Merck Index: 13,02350
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Specification Test Results

Appearance White Crystalline powder or crystals
Infrared spectrum Conforms
Loss on drying ≤0.5 %
Sulfated ash ≤0.05 %
Titration with NaOH ≥99.5 %
Substance darkened by H2SO4 Passes test
Chloride (Cl) ≤10 ppm
Oxalate (C2O4) ≤500 ppm
Sulfate (SO4) ≤100 ppm
Arsenic (As) ≤1 ppm
Calcium (Ca) ≤200 ppm
Iron (Fe) ≤5 ppm
Heavy metals (as Pb) ≤5 ppm


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