| Vendor | Spec | Unit | Price | Currency | Date |
| Panjin Read Chem | China national standards | MT | 846.79 | USD | 20251028 |
| Hubei 789 Chem | China national standards | MT | 987.92 | USD | 20251028 |
| Hubei 789 Chem | China national standards | MT | 987.92 | USD | 20251028 |
| Henan Zihe | China national standards | MT | 804.45 | USD | 20251028 |
| Baozhen Shandong Chem | China national standards | MT | 1114.94 | USD | 20251028 |
| Jinan Jinrihe Chem | China national standards | MT | 959.69 | USD | 20251028 |
| Jinan Jinrihe Chem | China national standards | MT | 959.69 | USD | 20251028 |
| Shandong Hongxin Chem | China national standards | MT | 846.79 | USD | 20251028 |
| Hebei Risun | China national standards | MT | 959.69 | USD | 20251028 |
| Shandong Hongxin Chem | China national standards | MT | 917.35 | USD | 20251028 |