| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1313.76 | USD | 20251128 |
| Jinan Aochen Chem | China national standards | MT | 1313.76 | USD | 20251128 |
| Hualu Holdings | China national standards | MT | 1313.76 | USD | 20251128 |
| Luxi Chem | China national standards | MT | 932.35 | USD | 20251128 |
| Shandong Shuojia Chem | China national standards | MT | 889.97 | USD | 20251128 |
| Jinan Qi Mat | China national standards | MT | 840.53 | USD | 20251128 |
| Hubei 789 Chem | China national standards | MT | 1271.38 | USD | 20251128 |
| Qingdao Shengze Chem | China national standards | MT | 868.78 | USD | 20251128 |
| Qingdao Shengze Chem | China national standards | MT | 840.53 | USD | 20251128 |
| Shandong Shuojia Chem | China national standards | MT | 889.97 | USD | 20251128 |