Citronensäure Monohydrat 99,5-100,5% (alkalimetrisch, berechnet an wasserfreien Substanzen), Kristalle, EMPROVE® ESSENTIAL Ph. Eur., BP, JP, USP, E330, FCC, SAFC®

Lieferant: Merck
Achtung

Synonyme: 2-Hydroxypropane-1,2,3-tricarboxylic acid, Hydroxytricarballylic acid, 2-Hydroxy-1,2,3-propanetricarboxilic acid

1.00242.5000 1.00242.9029
1.00242.5000EA 721 EUR
1.00242.5000 1.00242.9029
Citronensäure Monohydrat 99,5-100,5% (alkalimetrisch, berechnet an wasserfreien Substanzen), Kristalle, EMPROVE® ESSENTIAL Ph. Eur., BP, JP, USP, E330, FCC, SAFC®
Citronensäure Monohydrat

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


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

Formel: C₆H₈O₇.H₂O
Molecular Weight: 210,14 g/mol
Schmelzpunkt: 135…152 °C
Dichte: 1,552 g/cm³ (20 °C)
Flammpunkt: 173,9 °C (geschlossener Tiegel)
Lagertemperatur: Raumtemperatur
MDL: MFCD00149972
CAS-Nummer: 5949-29-1
EINECS: 201-069-1
Merck Index: 13,02350
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Spezifikation Testergebnisse

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
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) 7.5 - 8.8 %
Bacterial endotoxins < 0.5

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