| Vendor | Spec | Unit | Price | Currency | Date |
| Panjin Read Chem | China national standards | MT | 1030.39 | USD | 20251124 |
| Jinan Shengfeng | China national standards | MT | 875.13 | USD | 20251124 |
| Shandong Hongxin Chem | China national standards | MT | 931.58 | USD | 20251124 |
| Jinan Jinrihe Chem | China national standards | MT | 931.58 | USD | 20251124 |
| Baozhen Shandong Chem | China national standards | MT | 1115.08 | USD | 20251124 |
| Hebei Risun | China national standards | MT | 959.81 | USD | 20251124 |
| Hubei 789 Chem | China national standards | MT | 988.04 | USD | 20251124 |
| Jinan Jinrihe Chem | China national standards | MT | 903.36 | USD | 20251124 |
| Shandong Hongxin Chem | China national standards | MT | 846.9 | USD | 20251124 |
| Shijiaz Bailong Chem | China national standards | MT | 1030.39 | USD | 20251124 |