Complaint
Item of analysis | Specification | Results | Test method | ||
| Superior products | First-class products | Qualified products | |||
| Appearance | White or light yellow crystals | White crystal | Visual inspection | ||
| Chroma (Hazen Units) | ≤20 | ≤30 | ≤40 | 11 | Q/JD01-2020 |
| Purity (%) | ≥99.9 | ≥99.5 | ≥99.0 | 99.98 | Q/JD01-2020 |
| Sulfur content (mg/kg) | ≤10 | 0.37 | Q/JD01-2020 | ||
| Chlorine content (mg/kg) | ≤10 | 4.56 | Q/JD01-2020 | ||
| Melting point (ºC) | ≥68.5 | 68.9 | GB/T 617 | ||
| Solubility in benzene | Visible insoluble substance | Qualified | Q/JD01-2020 | ||
| Judging standards | Q/JD01-2020 | ||||
| Conclusion | The inspected items meet the requirements of Q/JD01-2020 for superior products, and this batch is superior products. | ||||
Packaging and Shipping
25kg bag or 25kg cardboard bucket.
Storage
Store in cool & dry place,Keep away from strong light and heat.
Q1: Can I get some samples?
A: Yes, we can supply free sample , but the shipping cost be paid by customers.
