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Vitamin B1

Vitamin B1
  • Vitamin B1
Product code: 23804200001
Unit price: 80 CNY  (11.64 USD)
Price unit: Per piece
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English name: VB1; Thiamine hydrochloride; Aneurine hydrochloride; Vitamin B1 hydrochloride; Betabion hydrochloride
Other names: thiamine hydrochloride; thiophene amine hydrochloride; thiamine hydrochloride; thiamine hydrochloride; Vitamin B1 hydrochloride; nicotinic acid; 3 - [(4-anji-2-jiaji-5-midingji) jiaji] - 5- (2-hydroxyethyl) -4-methyl-thiazolium hydrochloride
CAS: 67-03-8
C12H17ClN4OS`HCl = 337.27

Level: BR
Content: ≥99.0%
PH: 2.8 ~ 3.3
Solution Clarity: No. ≤0.5 turbidity standard solution
Heavy Metal: ≤0.001%
Sulfate: ≤0.01%
Loss on drying: ≤5.0%
The absorption coefficient (E1% 1 cm): 406 - 436
Characters: white crystal or white crystalline powder slightly bitter smell thiazole sensitive to light exposure to the air easily absorb moisture in normal air humidity 1mol water to hydrate about 248 ℃ decomposition 1g dissolved in 1ml...... water, 18ml glycerin, 100ml 95% ethanol, 315ml of anhydrous ethanol, soluble in methanol, dissolved in propylene glycol, practically insoluble in ether, benzene, hexane and chloroform pH 1% (w / V) aqueous solution of 3.13;. 0.1% pH (w / V) aqueous solution is 3.58. median lethal dose (mouse, oral) 8224mg / kg.
Use: Biochemical studies medicine fluorescence and phosphorescence fluorescent spectrophotometric determination of phosphorus mercury.
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