| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 345.42 | USD | 20251024 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 366.57 | USD | 20251024 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 239.68 | USD | 20251024 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 235.45 | USD | 20251024 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 331.32 | USD | 20251024 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 437.06 | USD | 20251024 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 451.16 | USD | 20251024 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 281.98 | USD | 20251024 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 235.45 | USD | 20251024 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 239.68 | USD | 20251024 |