| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1078.53 | USD | 20251021 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1268.86 | USD | 20251021 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 958.69 | USD | 20251021 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 916.4 | USD | 20251021 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 888.2 | USD | 20251021 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 902.3 | USD | 20251021 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 880.62 | USD | 20251020 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1268.09 | USD | 20251020 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1014.47 | USD | 20251020 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 880.62 | USD | 20251020 |