| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Rongnuo Chemical Co., Ltd. | 55% | MT | 774.12 | USD | 20251010 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.62 | USD | 20251010 |
| Shandong Xima Supply Chain Management Co., Ltd. | 40% | MT | 478.55 | USD | 20251010 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.62 | USD | 20251010 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 633.37 | USD | 20251010 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.62 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | 55% | MT | 774.12 | USD | 20251010 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.62 | USD | 20251010 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.25 | USD | 20251009 |
| Zibo Huijie Chemical Co., Ltd. | 40% | MT | 661.02 | USD | 20251009 |