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Citric Acid anhydrous/monohydrate CAS No.: 77-92-9

Product: Citric Acid
Molecular formula: C6H8O7
Molecular weight: 192.1
CAS No.: 77-92-9
HS No.:2918.1400.00
Form: White crystalline powder
Function : Acidulant,antioxidant

Citric Acid 

Citric acid is an important organic acid, colorless crystals, often containing one molecule of water of crystallization, odorless, has a strong acidity, soluble in water. Control the crystallization temperature obtaines anhydrous citric acid. Used in industry, food industry, cosmetic industry.  

1.Introduction

Molecular formula: C6H8O7

Molecular weight: 192.1

CAS No.: 77-92-9          

HS No.:2918.1400.00

Form: White crystalline powder 

Function : Acidulant,antioxidant 

柠檬酸.jpg

 2.Technical Specification

Item

Unit

BP 2013

USP 36

FCC 8

E 330

GB1987-2007

Characters

-

White Crystalline Powders,Colorless Crystals or Granules

Identification

-

Pass Test

Color & Clarity of Solution

-

Pass Test

Pass Test

/

Pass Test

/

Assay

%

99.5-100.5

Water

%

≤1.0

≤1.0

≤0.5

≤0.2

≤0.5

Light Transmittance

%

/

/

/

/

≥96.0

Calcium

ppm

/

/

/

≤75

≤200

Iron

ppm

/

/

/

≤5

≤5

Arsenic

ppm

/

/

/

≤1

≤1

Mercury

ppm

/

/

/

≤1

/

Heavy Metals

ppm

≤10

≤10

/

≤5

/

Oxalate

ppm

≤360

≤360

Pass Test

≤100

≤100

Chloride

ppm

/

/

/

/

≤50

Sulphate

ppm

≤150

≤150

/

≤150

≤100

Readily Carbonisable Substances

-

Not Darker than Standard

Not Darker than Standard

Pass Test

Pass Test

≤1.0

Sulphated Ash

%

≤0.1

≤0.1

≤0.05

≤0.05

≤0.05

Volatile Organic Impurities

-

/

/

/

Pass Test

/

Tridodecylamine

mg/kg

/

/

≤0.1

/

/

Lead

ppm

/

/

≤0.5

≤0.5

≤0.5

Aluminum

ppm

≤0.2

≤0.2

/

/

/

Bacterial Endotoxins

IU/mg

<0.5

Pass Test

/

/

/

Water Insoluble Substances

-

/

/

/

/

Filtration time not more than 1 min; Filter membrane basically doesn't change color; Visual mottled particles not more than 3.

3.Application

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

 

4.Packing

25kg net composite paper-plastic bags or 3-ply kraft paper bags with PE liner

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