Citric acid, anhydrous 99,5 ACS

Supplier: Thermo Fisher Scientific
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Synonyms: 2-Hydroxypropane-1,2,3-tricarboxylic acid, Hydroxytricarballylic acid

423560020 423565000 423560100
ACRO423560020EA 162 GBP
ACRO423560020 ACRO423565000 ACRO423560100
Citric acid, anhydrous 99,5 ACS
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
Infrared spectrum Conforms
Residue after ignition ≤0.02 %
Titration with NaOH ≥99.5 %
Carboniz. sub. by hot H2SO4 (tartrates, etc) Passes test
Chloride (Cl) ≤10 ppm
Oxalate (C2O4) (limit about 0.05%) Passes test
Phosphate (PO4) ≤10 ppm
Iron (Fe) ≤3 ppm
Lead (Pb) ≤2 ppm
Sulfur compounds (as SO4) ≤20 ppm
Insoluble matter ≤0.005 %


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