FOB Price
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|Minimum Order
Place of Origin:
-
Price for Minimum Order:
-
Minimum Order Quantity:
500 Kilogram
Packaging Detail:
25kg/drum
Delivery Time:
7-10 days
Supplying Ability:
29999 Kilogram per Year
Payment Type:
T/T, L/C
連絡先担当者 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% |