Citric acid, anhydrous 99.5-100.05% (alkalimetric, calculated on anhydrous substance), powder, EMPROVE® ESSENTIAL Ph. Eur., BP, JP, USP, E330, FCC, SAFC®

Supplier: MERCK PRODUCTION CHEMICALS
Warning

Synonyms: Hydroxytricarballylic acid

1.00241.5000EA 646 EUR
1.00241.5000 1.00241.9029
Citric acid, anhydrous 99.5-100.05% (alkalimetric, calculated on anhydrous substance), powder, EMPROVE® ESSENTIAL Ph. Eur., BP, JP, USP, E330, FCC, SAFC®
Citric acid

Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities). Class 1 to 3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated.


Conforms to the purity criteria on food additives according to the current European Commission Regulation.

Formula: HOC(COOH)(CH₂COOH)₂
MW: 192,13 g/mol
Boiling Pt: 200 °C (1013 hPa) Dec.
Melting Pt: 153 °C Dec.
Density: 1,665 g/cm³ (18 °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

Assay (Alkalimetric, Calculated on Anhydrous Substance) 99.5 - 100.5%
Identity (IR-Spectrum) Passes Test
Appearance White to Amost 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
Sulfate (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) ≤0.5%
Bacterial Endotoxins 0.5
Corresponds to Ph. Eur., BP, JP, USP, E 330, FCC

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