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 COLORLESS OR WHITE CRYSTAL
2 IDENTIFICATION TEST PASS THE 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