Trouver Poudre De Nicotinamide, Pantothénate De Calcium, Nicotinamide De Haute Qualité dans le répertoire Industry, Reliable Fabricant / Fournisseur / Factory de Chine
nouveaux produits
Délai de livraison: | 3 jours |
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Modèle: USP and BP standard
No |
Item |
Standard(BP2009/USP32) |
Test Result |
1 |
Characteristics |
White or Almost White crystals Crystalline powder |
Pass |
2 |
Identification |
Positive reaction |
Positive |
3 |
Melting Point |
About 190oC |
190.5oC |
4 |
PH |
2.1~2.6 |
2.42 |
5 |
Sulphate Ash (Residue on Ignition) |
≤0.1% |
<0.1% |
6 |
Clarity Of Solution |
Clear |
Clear |
7 |
Colour Of Solution |
≤BY7 |
<BY7 |
8 |
Copper |
≤5ppm |
<5ppm |
9 |
Heavy Metals |
≤10ppm |
<10ppm |
10 |
Mercury |
<0.1mg/kg |
<0.1mg/kg |
11 |
Iron |
≤2ppm |
<2ppm |
12 |
Specific Optical Rotation |
+20.5~+21.5o |
+20.95o |
13 |
Assay |
99.0%~100.5% |
99.81% |
14 |
Lead |
<2mg/kg |
<2mg/kg |
15 |
Arsenic |
≤2ppm |
<2ppm |
16 |
Cadmium(Cd) |
<1mg/kg |
<1mg/kg |
17 |
Loss of Drying |
≤0.1% |
<0.1% |
18 |
Oxalic Acid |
≤0.2% |
<0.2% |
19 |
Organic Volatile Impurities |
Pass |
Pass |
20 |
Mesh |
40~80 Mesh |
Pass |
Groupes de Produits : Série de vitamines > Série de vitamine E naturelle