| Vendor | Spec | Unit | Price | Currency | Date |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 437.36 | USD | 20251031 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.25 | USD | 20251031 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1044.02 | USD | 20251031 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 437.36 | USD | 20251031 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 458.52 | USD | 20251031 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 585.5 | USD | 20251031 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.36 | USD | 20251031 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 550.23 | USD | 20251031 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.25 | USD | 20251031 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 458.52 | USD | 20251031 |