HUNAN DONGTING CITRIC ACID CHEMICALS CO., LTD.

    Products

 

Citric Acid Monohydrate

   
This product is made firstly through fermented starch, and then refined by Calcium Carbonate. It is a sort of important chemical raw material, widely used in foodstuffs, medicine, chemistry leather, printing,poison less electroplate, atom energy and other industries.
Description: colorless or white crystalline powder
Common Characters:

Molecular formula: C6 H8O7·H2O
Molecular weight: 210.14

Structural Formula:

Quality Index (BP98)

Test items

Unit

Standard value

 Definition

 

qualified

 Character

 

Comply with the test

 Identification test

 

Comply with the test

 Appearance Condition of solution

 

Comply with the test

 Readily carbonizable substances

 

Comply with the test

 Oxalic acid                       <

PPM

350

 Sulphate                      <

PPM

150

 Heavy Metal                      <

PPM

10

 Moisture                           <

7.5-9.0

 Sulphated Ash                   <

0.1

 Bacterial endotoxin             <

Iu/mg

0.5

 Aluminium                                                   <

PPM

0.2

 Assay

99.5-101

Quality Index (BP93)

Test items

Unit

Standard value

Test value

 Description

 

White crystals

White crystals

 Solubility

 

Comply with the test

Comply with the test

 Identification test

 

Comply with the test

Comply with the test

 Transparency and Color of Sample

 

Comply with the test

Comply with the test

 Ba

 

Comply with the test

Comply with the test

Ca           Not More than

PPM

200

 

 Heavy Metal     Not More than

PPM

10

 

 Fe           Not More than

PPM

50

 

 Chloride     Not More than

PPM

50

 

 Oxalate     Not More than

PPM

350

 

 Sulphate     Not More than

PPM

150

 

 Readily carbonizable substances

 

Not darker than Standard

Not darker than Standard

 Moisture        Not More than

%

7.5-9.0

 

 Sulphated Ash Not More than

%

0.1

 

 Assay

%

99.50-101.00

 

 As           Not More than

PPM

1

 

 

 

Uses:
Mainly used in food and beverage industry as sour agent, flavouring agent, preservative and antistaling agent. Also used as antioxidant, plasticizer and detergent in the chemical industry, cosmetics industry and washing industry, etc.

25kg plastic bag,1000kg pallet,500-1000kg bag etc.
Storage:
Sealed tightly, kept in dark, dry and cool place