| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 699.21 | USD | 20251202 |
| Zibo Qixiang Chem | China national standards | MT | 699.21 | USD | 20251202 |
| Shandong Yushuo Chem | China national standards | MT | 727.46 | USD | 20251202 |
| Shandong Yushuo Chem | China national standards | MT | 727.46 | USD | 20251202 |
| Jinan Angxin Chem | China national standards | MT | 741.59 | USD | 20251202 |
| Shandong Shuojia Chem | China national standards | MT | 727.46 | USD | 20251202 |
| Hubei 789 Chem | China national standards | MT | 988.78 | USD | 20251202 |
| Jinan Jinrihe Chem | China national standards | MT | 699.21 | USD | 20251202 |
| Hubei 789 Chem | China national standards | MT | 988.78 | USD | 20251202 |
| Shijiaz Bailong Chem | China national standards | MT | 847.53 | USD | 20251202 |