| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 861.91 | USD | 20251209 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1073.86 | USD | 20251209 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1271.67 | USD | 20251209 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 932.56 | USD | 20251209 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1314.06 | USD | 20251209 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 974.95 | USD | 20251209 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 989.08 | USD | 20251209 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 932.56 | USD | 20251209 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 989.08 | USD | 20251209 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1130.37 | USD | 20251209 |