| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 479.65 | USD | 20251104 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 406.29 | USD | 20251104 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 338.58 | USD | 20251104 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 451.44 | USD | 20251104 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.33 | USD | 20251104 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 352.68 | 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 |