Prix FOB
Obtenir le dernier prix55 ~ 65 / Kilogram
|1 Kilogram Minimum Order
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 :
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 |
