Citric Acid Monohydrate

EP, USP + LEC + Microbiological requirements

CAS #:

5949-29-1

Molecular Formula:

C6H8O7 . H2O

Synonym:

2-Hydroxy-1,2,3-propanetricarboxylic Acid

Molecular Weight:

210,14 g/mol

Overview

Citric Acid, Monohydrate, Crystalline Powder, USP is used as thrombin inhibitor and fungicide in pharmaceutical preparations. It is a weak organic acid and natural antioxidant preservative. It also plays a more active role by acting as a chelating agent to bind trace metals. Citric Acid, Monohydrate, Granular, FCC is widely used as acidity regulator and preservative in food production and as an acidity regulator and antioxidant in beverages.

Characters Unit Specification
Identity B (EP,BP) Acc.to requirements
Identity E (EP,BP) % Acc.to requirements
Identity A (USP) % Acc.to requirements
Appearance of solution (EP,BP) Correlates to test
Color and Clarity of solution (USP) Correlates to test
Carbonisable substances (EP,BP,USP) Correlates to test
Assay (EP,BP) % 99,5-100,5
Assay (USP) % 99,5-100,5
Sulphated ash (EP,BP) % <=0,1
Residue on ignition (USP) % <=0,1
Water (EP,BP,USP) % 7,5-9,0
Heavy Metals (as Pb) mg/kg <=10
Aluminium (ICP) mg/kg <=0,2
Oxalic acid (EP,BP,USP) % <=0,036
Sulphates (EP,BP,USP) mg/kg <=150
Bacterial endotoxine lU/g <=5
TAMC 300C (Total aerobic microbial count) cfu/g <=50
TYMC cfu/g <=10
Escherichia coli cfu/g
Staphylococcus aureus cfu/g
Pseudomonas aeruginosa cfu/g
Salmonella cfu/10g

Shelf Life/Retest Date: Citric acid Monohydrate CAS No. 5949-29-1 can be kept for at least 3 years if stored in a cool and dry place.

Storage/Shipping Conditions:

  • Keep container tightly closed in a cool, well-ventilated place.
  • Recommended Storage temperature: < 25°C

Pack Sizes: 0.5 Kg and 5 Kg

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