| Vendor | Spec | Unit | Price | Currency | Date |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1226.15 | USD | 20251022 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1352.99 | USD | 20251022 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 986.55 | USD | 20251022 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 972.46 | USD | 20251022 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 986.55 | USD | 20251022 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 986.55 | USD | 20251022 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1155.68 | USD | 20251022 |
| China National Petroleum Corporation Jinzhou Petrochemical Branch | China national standards | MT | 1212.05 | USD | 20251022 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1183.87 | USD | 20251022 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 986.55 | USD | 20251022 |