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Vitamin C Crystal


Description:
It is a white or slightly yellow crystals or powder, a little acid. m. p. 190C-192ºC, easily soluble in water, a little soluble in alcohol and uneasily soluble in Ether and chloroform and other organic solvent In solid state it is stable in air. Its water solution is easily mutated when it meets with air.


Application:
In the pharmaceutical industry, can be used to treat scurvy and various acute and chronic infectious diseases, are applicable to the lack of VC.
In the food industry, it can both use as nutrition-al supplements, supplementary Vc in food processing, and also is good antioxidants in the food preservation, widely used in meat products, fermented flour products, beer, tea drinks, fruit juice, canned fruit, canned meat and so on also commonly used in cosmetics, feed additives and other industrial areas.


Product details

Vitamin C

Introduction:
Vitamin C, also known as ascorbic acid and l-ascorbic acid, is a vitamin found in various foods and sold as a dietary supplement. It is used to prevent and treat scurvy. Vitamin C is an essential nutrient involved in the repair of tissue and the enzymatic production of certain neurotransmitters. It is required for the functioning of several enzymes and is important for immune system function. It also functions as an antioxidant.


Identification

Name

L(+)-Ascorbic acid

Molecular Formula

C6H8O6

Molecular Weight

176.12

CAS NO.

50-81-7

EINECS

200-066-2

Melting point

190-192 ºC

Alpha

20.5 º (c=10,H2O)

Water solubility

333 g/L (20 ºC)

 

Description:
It is a white or slightly yellow crystals or powder, a little acid. m. p. 190C-192ºC, easily soluble in water, a little soluble in alcohol and uneasily soluble in Ether and chloroform and other organic solvent In solid state it is stable in air. Its water solution is easily mutated when it meets with air.


Application:
In the pharmaceutical industry, can be used to treat scurvy and various acute and chronic infectious diseases, are applicable to the lack of VC.
In the food industry, it can both use as nutrition-al supplements, supplementary Vc in food processing, and also is good antioxidants in the food preservation, widely used in meat products, fermented flour products, beer, tea drinks, fruit juice, canned fruit, canned meat and so on also commonly used in cosmetics, feed additives and other industrial areas.


Specification

Item

Index

Appearance

White or slightly yellow crystals or powder

Assay

99%

Residue on ignition

0.1%

Specific optical rotation

+2.05º~+21.5º

Moisture

10%

Ash

10%

Heavy metals

10ppm

Lead

2.0mg/kg

Arsenic

3.0ppm

Cadmium

2.0mg/kg

Mercury

0.1ppm

Chromium

2.0ppm

Iron

2.0 mg/kg

Copper

5.0ppm

Total plate count

1000cfu/g

Yeast & mold

100cfu/g

E.Coli

Negative

Salmonelia

Negative

Staphylococcus

Negative


Storage: It must be stored in the warehouse of ventilation, dry and shady and cool.