FOB Price
Obtenir le dernier prix( Negotiable )
|Minimum Order
Localité:
-
Prix de commande minimale:
-
Commande minimale:
500 Kilogram
Packaging Detail:
25kg/drum
Delivery Time:
7-10 days
Supplying Ability:
29999 Kilogram per Year
Payment Type:
T/T, L/C
Personne àcontacter Ms. Lily
No.988, Zhongchun Road, Minhang District, Shanghai, Shanghai
| Appearance |
Almost white
crystalline powder or small flakes |
| State of solution | Clear and colorless |
| pH | 2.8~3.0 |
| Specific rotation | -32.5~-35.5° |
| Ninhydrin-positive substances |
Not more intense than
the spot with reference solution (0.5%) |
| Chloride | ≤0.15% |
| Sulfate | ≤300ppm |
| Heavy metals | ≤10ppm |
| Loss on drying | ≤0.50% |
| Sulphated ash | ≤0.30% |
| Assay | 98.5~101.0% |
