| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | China national standards | MT | 865.01 | USD | 20251111 |
| Shandong Laya Chem | China national standards | MT | 973.67 | USD | 20251111 |
| Zibo Lishuo Chem | China national standards | MT | 987.78 | USD | 20251111 |
| Zibo Lishuo Chem | China national standards | MT | 987.78 | USD | 20251111 |
| Zibo Lishuo Chem | China national standards | MT | 987.78 | USD | 20251111 |
| Lihuayi Shandong | China national standards | MT | 865.01 | USD | 20251111 |
| Zibo Lishuo Chem | China national standards | MT | 987.78 | USD | 20251111 |
| Shandong Laya Chem | China national standards | MT | 973.67 | USD | 20251111 |
| Sinopec | China national standards | MT | 973.67 | USD | 20251111 |
| Shandong Shuojia Chem | China national standards | MT | 865.01 | USD | 20251111 |