| Vendor | Spec | Unit | Price | Currency | Date |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1007.11 | USD | 20251015 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1077.54 | USD | 20251015 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1408.55 | USD | 20251015 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 915.56 | USD | 20251015 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 915.56 | USD | 20251015 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 915.56 | USD | 20251015 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 957.81 | USD | 20251015 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1014.16 | USD | 20251015 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 915.22 | USD | 20251014 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 915.22 | USD | 20251014 |