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Vitamin B12 1% Feed Grade/Cobalamin/
Vitamin B12 1% Feed Grade/Cobalamin/
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Introduction

Vitamin B12, also called cobalamin, is a red crystalline powder and is the only vitamin containing metal elements. Vitamin B12 is the only vitamin that needs the help of intestinal secretions to be absorbed. It participates in the production of bone marrow red blood cells, prevents pernicious anemia, and prevents brain nerves from being damaged.

Product name

Vitamin B12
(Cyanocobalamin) Feed

Carrier

Heavy calcium carbonate

Test items

Specifications

Results

Test methods

Characters

From light red to brown powder

Complies

Visual method

Identification

Absorption maxima at361 + 1nm, 550±2nm

Complies

GB/T 9841-2006

Assay

100%-130% of labelled assay

1.02%

HPLC

Loss on drying

Heavy calcium carbonate ≤5%

0.40%

GB/T 6435

Lead

≤10.0 (mg/kg)

1.4mg/kg

G B/T 13080-2018

Arsenic

≤2.0 (mg/kg)

Complies

ChP2015 <0822>

Particle size

0.25mm mesh all through

Complies

standard mesh

 

Functions and Applications

Vitamin B12 is required for the development, myelination, and function of the central nervous system; healthy red blood cell formation; and DNA synthesis. Vitamin B12 functions as a cofactor for two enzymes, methionine synthase and L-methylmalonyl-CoA mutase.
Deficiency of Vitamin B12 will reduce the hatchability of chickens and the reproductive rate of pigs. The clinical symptoms of vitamin B12 deficiency include loss of appetite, growth arrest, simple anemia, and severe neurological symptoms.

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