| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 235.05 | USD | 20251010 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 235.05 | USD | 20251010 |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 235.05 | USD | 20251010 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 235.05 | USD | 20251010 |
| Qingdao Ruishuang Chemical Co., Ltd. | China national standards | MT | 422.25 | USD | 20251010 |
| Qingdao Ruishuang Chemical Co., Ltd. | China national standards | MT | 422.25 | USD | 20251010 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 351.87 | USD | 20251010 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 351.87 | USD | 20251010 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 337.8 | USD | 20251010 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 330.76 | USD | 20251010 |