| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1271.67 | USD | 20251209 |
| Shandong Xima | China national standards | MT | 989.08 | USD | 20251209 |
| Shandong Shuojia Chem | China national standards | MT | 989.08 | USD | 20251209 |
| Shandong Shuojia Chem | China national standards | MT | 989.08 | USD | 20251209 |
| Hubei 789 Chem | China national standards | MT | 1271.67 | USD | 20251209 |
| Shandong Shuojia Chem | China national standards | MT | 989.08 | USD | 20251209 |
| Shandong Qiangsen Chem | China national standards | MT | 989.08 | USD | 20251209 |
| Jinan Angxin Chem | China national standards | MT | 974.95 | USD | 20251209 |
| Shandong Fusheng | China national standards | MT | 819.52 | USD | 20251209 |
| Shandong Yihe Chem | China national standards | MT | 819.52 | USD | 20251209 |