| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 747.73 | USD | 20251027 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 790.06 | USD | 20251027 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 719.52 | USD | 20251027 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 804.16 | USD | 20251027 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 719.52 | USD | 20251027 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 733.62 | USD | 20251027 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 804.16 | USD | 20251027 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 747.73 | USD | 20251027 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.54 | USD | 20251027 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.54 | USD | 20251027 |