吃瓜网 - 吃瓜的微博,吃瓜专用微博,51热门今日吃瓜军训舞蹈,万里长征黑料不打烊最新入口 - 51吃瓜



PRODUCT
Personal Care
Allantoin

 

Chemical Name: (2,5-Dioxo-4-imidazolidinyl) urea
Synonyms: Allantoin
CAS Number: 97-59-6
EINECS Number: 224-052-0
Molecular Formula: C4H6N4O3
Molecular Weight: 158.12
Structural Formula:
 
Property: Allantoin is a non-toxic, odorless, anti-irritating and nonallergic crystalline powder which can be soluble in hot water, hot alcohol and dilute sodium hydroxide solution, slightly soluble in water and alcohol andalmost insoluble in organic solvents such as ether and chloroform. The saturated solution is of weak acid.
 
Specification:
Appearance
White crystalline powder
Assay
100 – 101.5% Min
pH
5 - 6
Heavy metals
1ppm Max
SO42-
1ppm Max
Cl-(Chloride)
0.01% Max
Loss on drying
0.01% Max
 
Application: 
Allantoin can promote regeneration of skin cell and rapid healing of the wound. Therefore, it’s used to treat skin ulcer, wound, scald, burn and acne etc.
 
Allantoin can also keep the moisture of skin, make rough and cracked skin becoming smooth and supple. Otherwise, it has the following function: killing bacterias, avoiding ultraviolet-ray, eliminating odor, thus, it is widely used in cosmetics industry as additive.
 
Allantoin is used in the field of agriculture. It has the following function: increasing the yield of crops; quicken the crop and fruits ripe etc.
 
Packing and Storage:
25 kgs cardboard drum.
Stored in cool, dry locations. Far away from sunshine, rain and fire.
 
Shelf life: 12 months.