| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 380.31 | USD | 20251015 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 380.31 | USD | 20251015 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 235.23 | USD | 20251015 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 436.65 | USD | 20251015 |
| Zaozhuang Yitai Energy Technology Co., Ltd. | China national standards | MT | 394.39 | USD | 20251015 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 239.45 | USD | 20251015 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 309.88 | USD | 20251015 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 359.18 | USD | 20251015 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 239.45 | USD | 20251015 |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 309.88 | USD | 20251015 |