| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Rongnuo Chemical Co., Ltd. | 55% | MT | 777.23 | USD | 20251208 |
| Liaocheng Jinxinda New Material Co., Ltd. | 55% | MT | 763.1 | USD | 20251208 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 494.6 | USD | 20251208 |
| Zibo Huijie Chemical Co., Ltd. | China national standards | MT | 1653.38 | USD | 20251208 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 494.6 | USD | 20251208 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 494.6 | USD | 20251208 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 508.73 | USD | 20251208 |
| Shandong Rongnuo Chemical Co., Ltd. | 40% | MT | 537.0 | USD | 20251208 |
| Shandong Yushuo Chemical Co., Ltd. | 40% | MT | 621.79 | USD | 20251208 |
| Zibo Huijie Chemical Co., Ltd. | 55% | MT | 975.07 | USD | 20251208 |