| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 451.68 | USD | 20251124 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1044.5 | USD | 20251124 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 451.68 | USD | 20251124 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 451.68 | USD | 20251124 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 437.56 | USD | 20251124 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 406.51 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.45 | USD | 20251124 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 635.17 | USD | 20251124 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.56 | USD | 20251124 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 437.56 | USD | 20251124 |