| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 958.72 | USD | 20251024 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 888.22 | USD | 20251024 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 951.67 | USD | 20251024 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 930.52 | USD | 20251024 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 972.95 | USD | 20251023 |
| Shandong Daoqin Chemical Co., Ltd. | China national standards | MT | 987.06 | USD | 20251023 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1085.76 | USD | 20251023 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1198.57 | USD | 20251023 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 972.95 | USD | 20251023 |
| Zibo Dehe Chemical Co., Ltd. | China national standards | MT | 972.95 | USD | 20251023 |