| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 987.92 | USD | 20251028 |
| Zibo Lishuo Chem | China national standards | MT | 987.92 | USD | 20251028 |
| Zibo Lishuo Chem | China national standards | MT | 987.92 | USD | 20251028 |
| Zibo Lishuo Chem | China national standards | MT | 987.92 | USD | 20251028 |
| Zibo Lishuo Chem | China national standards | MT | 987.92 | USD | 20251028 |
| Shandong Yuhuang Chem | China national standards | MT | 1199.62 | USD | 20251028 |
| Shaanxi Yanchang Petro | China national standards | MT | 1199.62 | USD | 20251028 |
| Sinopec | China national standards | MT | 1199.62 | USD | 20251028 |
| Jinan Jiaxing Chem | China national standards | MT | 1157.28 | USD | 20251028 |
| Beijing Yanshan Petro | China national standards | MT | 931.47 | USD | 20251028 |