| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 808.04 | USD | 20251130 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 918.22 | USD | 20251130 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1073.61 | USD | 20251130 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 808.04 | USD | 20251130 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 918.22 | USD | 20251129 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 808.04 | USD | 20251129 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1101.87 | USD | 20251129 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1257.26 | USD | 20251129 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 808.04 | USD | 20251129 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1356.14 | USD | 20251129 |