Vitamin PP

Vitamin PP

Product description:

English name: VPP; Nicotinamide; 3-Pyridinecarboxamide; Niacinamide
Other names: nicotinamide; nicotine amide; 3-pyridyl formamide; nicotinamide; nicotinamide; nicotinamide
CAS: 98-92-0
C6H6N2O = 122.13

Level: BR
Content: ≥99.0% (HPLC)
Melting point: 128 ~ 131 ℃
PH: 5.5 ~ 8.0
Loss on drying: ≤0.5%
Residue on ignition: ≤0.1%
Heavy Metal: ≤30ppm
Traits: white to white needle crystal or powder, odorless, slightly bitter taste when the relative humidity above 90% slightly hygroscopic 1g dissolved in 1ml water, 1.5ml ethanol and 10ml glycerol, insoluble in ether maximum absorption... wavelength 261nm (E1% 1cm451). median lethal dose (rat, subcutaneously) 1.68g / kg
Use: Biochemical studies of tissue culture media preparation.
Save: RT, dark