| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 973.93 | USD | 20251124 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 959.81 | USD | 20251124 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 861.01 | USD | 20251124 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1072.73 | USD | 20251124 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 959.81 | USD | 20251124 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1270.34 | USD | 20251124 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1305.63 | USD | 20251124 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1228.0 | USD | 20251124 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1086.85 | USD | 20251124 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 846.9 | USD | 20251124 |