| Vendor | Spec | Unit | Price | Currency | Date |
| China National Petroleum Corporation Jinzhou Petrochemical Branch | China national standards | MT | 1212.96 | USD | 20251105 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 884.53 | USD | 20251104 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 987.51 | USD | 20251104 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 987.51 | USD | 20251104 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 987.51 | USD | 20251104 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 884.53 | USD | 20251104 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 884.53 | USD | 20251104 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 884.53 | USD | 20251104 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 931.09 | USD | 20251104 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 987.51 | USD | 20251104 |