| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.33 | USD | 20251104 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 634.83 | USD | 20251104 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 409.11 | USD | 20251104 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 536.08 | USD | 20251104 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 409.11 | USD | 20251104 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 585.46 | USD | 20251104 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |