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LC1391 Citric acid

anhydrous powder suitable for the biopharmaceutical production bio


Order number Packaging Quantity Price €
AC28391 Plastic bottle 5 kg Inquire
AC28391 Bucket, plastic 12 kg Inquire
AC28391 Double PE Sack 25 kg Inquire


Product information
Hill Formula C6H8O7
Chemical formula (HOOCCH2)2C(OH)COOH
HS Code 2918 14 00
EC number 201-069-1
Molar mass 192.12 g/mol
CAS number 77-92-9


Chemical and physical data
Ignition temperature 345 °C
Solubility 1330 g/l (20 °C)
Melting point ca.153 °C (decomposition)
Molar mass 192.12 g/mol
Density 1.665 g/cm3 (18 °C)
Bulk density 560 kg/m3
pH value 1.7 (100 g/l, H2O, 20 °C)
Boiling point 200 °C (1013 hPa) (decomposition)
Vapor pressure < - 0.1 hPa (20 °C)


Safety information according to GHS
Hazard Statement(s) H319: Causes serious eye irritation.
Precautionary Statement(s) P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Warning
Hazard Pictogram(s)
RTECS GE7350000
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.


Safety information
R Phrase R 36
Irritating to eyes.
S Phrase S 26
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
Categories of danger irritant
Hazard Symbol Irritant


Transport information
Declaration (transport by sea) IMDG-Code No Dangerous Good
Declaration (transport by air) IATA-DGR No Dangerous Good


Toxicological data
LD 50 oral LD50 rat 3000 mg/kg


Assay (alcalimetric, calculated on anhydrous substance) 99.5 – 100.5 %
Identity (IR-spectrum) passes test
Appearance white to almost white, fine powder
Appearance of solution (200 g/l; water) clear (≤ 3 NTU) and not more intense in color than reference solution Y7, BY7 or GY7
In water insoluble matter ≤ 0.005 %
Chloride (Cl) ≤ 0.001 %
Phosphate (PO4) ≤ 0.001 %
Sulfate (SO4) ≤ 0.002 %
Heavy metals (as Pb) ≤ 0.001 %
Fe (Iron) ≤ 0.0003 %
Pb (Lead) ≤ 0.0002 %
Oxalates (as C2H2O4) ≤ 0.036 %
Residual solvents (Ph. Eur./USP/ICH) excluded by manufacturing process
Readily carbonisable substance passes test
Sulfated ash (600 °C) ≤ 0.02 %
Water (according to Karl Fischer) ≤ 1.0 %
Microbiological test
– Total aerobic microbial count (TAMC)
≤ 100 CFU/g
– Total combined yeasts/moulds count (TYMC) ≤ 10 CFU/g
– Bile-tolerant gram-negative bacteria (absent in 1 g) passes test
– Candida albicans (absent in 1 g) passes test
– Escherichia coli (absent in 1 g) passes test
– Pseudomonas aeruginosa .br (absent in 1 g) passes test
– Salmonella (absent in 10 g) passes test
– Staphylococcus aureus .br (absent in 1 g) passes test
Bacterial endotoxins ≤ 10 I.U./g
* Additional requirements by ACS
Corresponds to Ph. Eur., BP, JP, USP, ACS