| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 380.45 | USD | 20251016 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 239.54 | USD | 20251016 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 383.27 | USD | 20251016 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 331.14 | USD | 20251016 |
| Shanghai Denuo Chemical Co., Ltd. | China national standards | MT | 324.09 | USD | 20251016 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 239.54 | USD | 20251016 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 359.32 | USD | 20251016 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 243.77 | USD | 20251016 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 338.18 | USD | 20251016 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 352.27 | USD | 20251016 |