Citric Acid

Chemicals

Citric Acid

Citric acid is a weak organic acid having the chemical formula C6H8O7. Citric acid is found naturally in citrus fruits. In biochemistry, citric acid acts as an intermediate in the citric acid cycle.

Application

Citric Acid is mainly used as acidulant, flavoring agent, preservative and antistaling agent in food and beverage industry, it is also used as antioxidant, plasticizer and detergent in chemical, cosmetics and cleaning industries.

Description

  • Product Characters: White Crystalline Powders, Colorless Crystals or Granules
  • Executive Standards: BP/USP/FCC/E330/GB1886.235-2016
  • Formula: C6H8O7
  • CAS No: 77-92-9

Citric Acid Technical Specificatin

NO. ITEM UNIT BP98 E330 USP24 FCC IV ANALYSIS
RESULT
1 CHARACTERISTICS COLORLESS
OR WHITE
CRYSTAL
COLORLESS
OR WHITE
CRYSTAL
COLORLESS
OR WHITE
CRYSTAL
COLORLESS
OR WHITE
CRYSTAL
COLORLESSOR
WHITECRYSTAL
2 IDENTIFICATION
TEST
PASS THE
TEST
PASS THE
TEST
PASS THE
TEST
PASS THE
TEST
PASS THE TEST
3 CLARITY & COLOUR
OF SOLUTION
20% WATER
SOLUTION
CLARITY
20% WATER
SOLUTION
CLARITY
20% WATER
SOLUTION
CLARITY
20% WATER
SOLUTION
CLARITY
20% WATER
SOLUTION
CLARITY
4 ASSAY % 99.5-101.0 99.5-101.0 99.5-100.5 99.5-100.5 99.87
5 MOISTURE % 7.5-9.0 ≤8.8 ≤8.8 8.62
6 SULPHATED ASH % ≤0.1 ≤0.05 ≤0.05 ≤0.05 0.04
7 SULPHATED ppm ≤150 PASS THE
TEST
PASS THE
TEST
<30
8 OXALATE ppm ≤350 ≤100 PASS THE
TEST
PASS THE
TEST
<20
9 CALCIUM ppm ≤200 PASS THE
TEST
<10
10 HEAVY METALS ppm ≤10 ≤5 ≤5 ≤5 <1
11 IRON ppm <1
12 CHLORIDE ppm ≤50 <5
13 READILY
CARBURETED
SUBSTANCE
STANDARD
COLOUR
STANDARD
COLOUR
STANDARD
COLOUR
STANDARD
COLOUR
LESS THAN
STANDARD
COLOUR
14 BARIUM PASS THE
TEST
PASS THE
TEST
15 BACTERIAL
ENDOTOXIN
IU/mg ≤0.5 ≤0.5
16 ALUMINIUM ppm ≤0.2 ≤0.2
17 ARSENIC ppm ≤1 ≤3 ≤3 ≤0.1
18 MERCURY ppm ≤1 ≤0.1
19 LEAD ppm ≤1 ≤0.5 ≤0.5
20 ORGANIC VOLATILE
IMPURITY
PASS THE
TEST
PASS THE TEST
21 TRIDODECYLAMINE ppm ≤0.1 ≤0.1
22 U.V. RADIATION
ABSORPTION VALUE
ppm PASS THE
TEST
PASS THE TEST
23 MANGANESE ppm ≤0.5