| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 494.24 | USD | 20251117 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 635.45 | USD | 20251117 |
| Liaocheng Jinxinda New Material Co., Ltd. | 55% | MT | 762.54 | USD | 20251117 |
| Zibo Huijie Chemical Co., Ltd. | China national standards | MT | 1652.17 | USD | 20251117 |
| Zibo Huijie Chemical Co., Ltd. | 55% | MT | 974.36 | USD | 20251117 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 494.24 | USD | 20251117 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | 55% | MT | 776.66 | USD | 20251117 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 494.24 | USD | 20251117 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 55% | MT | 762.54 | USD | 20251117 |
| Shandong Rongnuo Chemical Co., Ltd. | 40% | MT | 536.53 | USD | 20251116 |