| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1054.82 | USD | 20251009 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 984.5 | USD | 20251009 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 815.73 | USD | 20251009 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 815.73 | USD | 20251009 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 787.6 | USD | 20251009 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 942.31 | USD | 20251009 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 886.05 | USD | 20251009 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 879.02 | USD | 20251009 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 879.02 | USD | 20251009 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 886.05 | USD | 20251009 |