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维生素B12

CAS No.: 68-19-9

Other Names: Cyanocobalamin

Molecular formula: C63H88CoN14O14P

EINECS No.: 200-680-0

详情介绍

【Product performance】:

1. Cyanocobalamin is a synthetic (man-made) form of vitamin B12. Naturally occurring vitamin B12 is found in fish, seafood, milk, egg yolk and fermented cheeses.

2. Cyanocobalamin is essential to the development of healthy blood cells, nerve cells, and proteins in the body and for the normal metabolism of fats and carbohydrates in the body. Lack of vitamin B12 can result in anemia, stomach problems,and nerve damage.

3. Cyanocobalamin treats or prevents vitamin B12 deficiency and a resulting type of anemia, called pernicious anemia.

4. Cyanocobalamin is provide for who can't absorb vitamin due to a defect or disease of the stomach or intestines.

Testing   Item

Standard

Yellow   Crystalline Powder

Appearance

Pale red to brown   powder,

hygroscopicity

Pale   red powder, hygroscopicity

Assay   (on dry basis)

0.90%~1.30%

1.00%

Identification

Have maximum   absorption   at 361±1nm550±2nm

conforms

Grain   Size

All through the   0.25mm standard screen

conforms

Loss   on Drying

≤12.0%

9.0%

Arsenic

≤3   mg/kg

<3   mg/kg

 

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