| ≥1 piece |
Vitamin PP .
1.can accept small order
2.we have cosmetic & food garde
3.reasonable price
Vitamin PP
1.White crystalline powder. Needle-like crystals was recrystallized by benzene. Odorless or nearly odorless, with bitter taste.
2.10% aqueous solution of the PH value of 6.5-7.5.
3.Boiling point 150-160(55.66Pa) can be distilled.
4.Slightly hygroscopic crystals. Dry state less than 50 very stable. Aqueous solution has good lightfast.
5.Being heated with inorganic acid and alkali hydrolysis into niacin. This product is soluble in about 2ml of water, 1.5ml of ethanol and about 10ml glycerol. Soluble in acetone, amyl alcohol, chloroform, propylene glycol, n-butanol. Almost insoluble in ether, benzene.
6.Application:
Nutritional supplements; Hair color additives
7.
QUALITY STANDARDS:
| Item | Indicators(CP2005) |
| Characteristics | White crystalline powder |
| Solubility | Complies |
| Identification (1)Identity Test(1) (2)Identity Test(2) Infrared Absorption |
Positive reaction Positive reaction Concordant with the reference spectrum |
| PH | 5.5-7.510 |
| Loss on drying | Not more than 0.5 |
| Residue on ignition | Not more than 0.1 |
| Heavy metals | Not more than 0.002 |
| Related substance | Complies |
| Assay | Basis on dried ,it contains not less than 98.5 and not more than 101.0 of Nicotinamide (C 6 H 6 N 2 O) |
| CAS No.: 98-92-0 | Other Names: Nicotinamide | MF: C6H6N2O |
| EINECS No.: 202-713-4 | Place of Origin: China (Mainland) | Type: Antioxidants |
| Model Number: CP2005 | Purity: 99% | color: White crystalline powder |