| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 394.52 | USD | 20251020 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 235.3 | USD | 20251020 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 235.3 | USD | 20251020 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 232.48 | USD | 20251020 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 232.48 | USD | 20251020 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 324.07 | USD | 20251020 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 235.3 | USD | 20251020 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 235.3 | USD | 20251020 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 232.48 | USD | 20251020 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 232.48 | USD | 20251020 |