| ITEM | STANDARD | RESULTS |
| Appearance | White or almost white powder | almost white powder |
| Identification | Postitive | Confirms |
| pH | 1.2-1.8 | 1.54 |
| Loss on drying | ≤0.5% | 0.15% |
| Residue on Ignition | ≤0.2% | 0.03% |
| Clolor of Solution | ≤BY7 | Confirms |
| Heavy metals | ≤10ppm | Confirms |
| Single Impurity | ≤0.1% | 0.10% |
| Total Impurity | ≤0.3% | 0.28% |
| Assay | 99%-100.5% | 99.78% |
| Aceton | ≤0.5% | 0.01% |
FAQ
1. What's your payment terms?
T/T or L/C.
2. What's your delivery time?
Usually we will arrange the shipment in 7 -15 days,due to different products you choose.
3. How about the packing?
Usually we provide the packing as 25 kg / bag or carton,and also as your request bag.
4. How about the validity of the products?
According to the products you ordered.
5. What documents you provide?
Usually, we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate
and Origin certificate. If your markets have any special requirements, let us know.
6. What is loading port?
Usually is Shanghai,Qingdao or Tianjin.
