| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Huijie Chemical Co., Ltd. | China national standards | MT | 1652.68 | USD | 20251202 |
| Zibo Huijie Chemical Co., Ltd. | 40% | MT | 663.9 | USD | 20251202 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 494.39 | USD | 20251202 |
| Shandong Xima Supply Chain Management Co., Ltd. | 40% | MT | 480.27 | USD | 20251202 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 494.39 | USD | 20251202 |
| Shandong Rongnuo Chemical Co., Ltd. | 40% | MT | 536.77 | USD | 20251202 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 55% | MT | 762.78 | USD | 20251202 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 55% | MT | 762.78 | USD | 20251202 |
| Shandong Yushuo Chemical Co., Ltd. | 40% | MT | 621.52 | USD | 20251202 |
| Liaocheng Jinxinda New Material Co., Ltd. | 55% | MT | 762.78 | USD | 20251202 |