| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 268.15 | USD | 20251028 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 352.83 | USD | 20251028 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 239.92 | USD | 20251028 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 437.51 | USD | 20251028 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 303.43 | USD | 20251028 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 338.72 | USD | 20251028 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 232.87 | USD | 20251028 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 366.94 | USD | 20251028 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 451.62 | USD | 20251028 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 345.77 | USD | 20251028 |