| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 239.92 | USD | 20251028 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 254.04 | USD | 20251028 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 359.88 | USD | 20251028 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 232.87 | USD | 20251028 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 345.77 | USD | 20251028 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 268.15 | USD | 20251028 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 268.15 | USD | 20251028 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 235.69 | USD | 20251028 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 337.3 | USD | 20251028 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 239.92 | USD | 20251028 |