| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yaoming Chem | China national standards | MT | 790.44 | USD | 20251124 |
| Sinopec | China national standards | MT | 790.44 | USD | 20251124 |
| Shandong Yaoming Chem | China national standards | MT | 832.78 | USD | 20251124 |
| Jinan Qi Mat | China national standards | MT | 1030.39 | USD | 20251124 |
| Shandong Qiangsen Chem | China national standards | MT | 818.67 | USD | 20251124 |
| Wanhua Yantai | China national standards | MT | 790.44 | USD | 20251124 |
| Shandong Aite Chem | China national standards | MT | 945.7 | USD | 20251124 |
| Shandong Aite Chem | China national standards | MT | 889.24 | USD | 20251124 |
| Shandong Aite Chem | China national standards | MT | 889.24 | USD | 20251124 |
| Hubei 789 Chem | China national standards | MT | 818.67 | USD | 20251124 |