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Thiamine Nitrate/Vitamin B1
Thiamine nitrate is the thiamine salt formed from one mole of thiamine base and one mole of nitric acid. It occurs as an anhydrous crystalline solid of low hygroscopicity. Thiamin (vitamin B1) is a member of the vitamin B complex. Attributing to low hydroscopicity, thiamine nitrate works as a more stable form of thiamine in pharmaceutical preparations.
Chemical Name: 3- (4-amino-2-methyl-5-pyrimidinyl)methyl-5- (2-hydroxyethyl)-4-methyl-, nitrate (salt).
Other name: Thiamin, Vitamin B1
CAS: 532-43-4
M.F.: C12H17N5O4S
M.W.: 327.37
Structural Formula:
Properties: White or almost white, crystalline powder or small, colorless crystals. Sparingly soluble in water, freely soluble in Boiling water, slightly soluble in alcohol and in methanol.
Item Index
|
Content (anhydrous substance). |
98.0~101.0% |
|
pH (1 in 50) |
6.0~7.5 |
|
Chloride |
≤ 0.06% |
|
Heavy metals |
≤ 20ppm |
|
Loss on drying |
≤ 1.0% |
|
Residue on ignition |
≤ 0.1% |
Uses: Thiamine nitrate is preferred to be used for the preparation of multivitamins and as a food fortification in dry blends and dry products such as in wheat flour and pharmaceuticals.
Packing: 25kg/fiber drum, or 25kg/carton, or according to customers’ requirement
Storage: Preserve in tight, light-resistant containers.
Period of validity: Three years
