| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1059.73 | USD | 20251209 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 819.52 | USD | 20251209 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 819.52 | USD | 20251209 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 847.78 | USD | 20251209 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 946.69 | USD | 20251209 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 819.52 | USD | 20251209 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1059.73 | USD | 20251209 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 791.26 | USD | 20251209 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 748.87 | USD | 20251209 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 720.61 | USD | 20251209 |