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Citric acid monohydrate 99.5-100.5% (by alkalimetry) BP, FCC, JP, Ph. Eur., USP

Supplier: MilliporeSigma
Synonyms: 2-Hydroxy-1,2,3-propanetricarboxilic acid

1.00242.5000 1.00242.9029
Citric acid monohydrate crystals are used as a excipient.

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

Certifications: Conforms to the purity criteria on food additives according to the current European Commission Regulation. Corresponds to Ph. Eur., BP, JP, USP, E 330, FCC

Formula: HOC(COOH)(CH₂COOH)₂·H₂O
MW: 210,14 g/mol
Melting Pt: 135 - 152 °C
Density: 1.54 g/cm3 (20 °C)
MDL Number: MFCD00149972
CAS Number: 5949-29-1
Specification Test Results
Assay (alkalimetric, calculated on anhydrous substance) 99.5 - 100.5%
Identity (IR-spectrum) Passes test
Appearance White to almost white or colorless crystals
Appearance of solution (200 g/l; water) Clear (≤3 NTU) and not more intense in color than reference solution Y7, BY7 or GY7
Sulphate (SO4) ≤50 ppm
Heavy metals (as Pb) ≤5 ppm
Al (Aluminium) ≤0.2 ppm
As (Arsenic) ≤1 ppm
Hg (Mercury) ≤1 ppm
Pb (Lead) ≤0.5 ppm
Oxalates (as C2H2O4) ≤100 ppm
Residual solvents (ICH (Q3C)) Excluded by manufacturing process
Readily carbonisable substance Passes test
Sulfated ash (600 °C) ≤0.05%
Water (according to Karl Fischer) 7.5 - 8.8%
Bacterial endotoxins <0.5 I.U./mg
pH value 1.85 (50 g/l, H2O, 25 °C)
Vapor pressure <1 Pa (25 °C)
Bulk density 800 - 1000 kg/m3
Solubility 880 g/l
Storage +5 °C - +30 °C



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Size Packaging Supplier No. VWR Catalog Number Unit Price Quantity
5 kg Plastic Bottle 1.00242.5000 EM1.00242.5000 Case of 4 (5kg) Retrieving Restricted
Each (5kg) Retrieving Restricted
25 kg Double PE sack 1.00242.9029 EM1.00242.9029 Each (25kg) Retrieving Restricted
restricted In order to process your orders without delay, we request that you provide the required business documentation to purchase this product.

To order chemicals, medical devices, or other restricted products please provide identification that includes your business name and shipping address via email or fax 484.881.5997 referencing your VWR account number . Acceptable forms of identification are:

  • State issued document with your organization's Federal Tax ID Number
  • State issued document with your organization's Resale Tax ID Number
  • City or County issued Business License
  • State Department of Health Services License
  • Any other ID issued by the State that includes the business name and address

* Please note if your account is within the State of California two of these pieces of identification will be required.
VWR will not lift restrictions for residential shipping addresses.

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