Prix FOB
Obtenir le dernier prix55 ~ 65 USD / Kilogram
|1 Kilogram Minimum Order
Pays:
China
N ° de modèle:
-
Prix FOB:
55 ~ 65 USD / Kilogram Obtenir le dernier prix
Localité:
China
Prix de commande minimale:
55 per Kilogram
Commande minimale:
1 Kilogram
Packaging Detail:
1kg/bag
Heure de livraison:
2days
Capacité de Fournir:
500 Kilogram per Month
Payment Type:
T/T
Groupe de produits :
Personne àcontacter Mr. Andy
NO.699, Qingtong Road, Huzhou, Zhejiang
Definitions of the
product:
The
product is water soluble polypeptide formed by degradation of silk
protein (fibroin) with average molecular weight between ********0,
white powder and good water solubility, with pH value between 4.5
to 6.5 and positive ninhydrin reaction.
Quality
Index
Â
Items | Index |
Appearance | White powder, deliquescence in air, none special odor. |
Differentiation | Positive ninhydrin reaction |
Total nitrogen | ≥*4.5% |
Weight Loss on drying | ≤4.0% |
Residue on ignition | ≤3.0% |
pH value | 4.**6.5 |
Average Molecular Weight | *******0D |
Solid Content | Â |
Heavy Metal (as Pb) | ≤5.0ppm |
As | ≤1.0ppm |
Bacteria | ≤**0/g |
Coli Group(MPN) | ≤*0/**0g |
Pathogenic Bacteria | No detection |
Pays: | China |
N ° de modèle: | - |
Prix FOB: | 55 ~ 65 / Kilogram Obtenir le dernier prix |
Localité: | China |
Prix de commande minimale: | 55 per Kilogram |
Commande minimale: | 1 Kilogram |
Packaging Detail: | 1kg/bag |
Heure de livraison: | 2days |
Capacité de Fournir: | 500 Kilogram per Month |
Payment Type: | T/T |
Groupe de produits : | Animal extract |