| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 450.65 | USD | 20250909 |
| Shandong Qiancheng New Materials Co., Ltd. | 90% | MT | 394.32 | USD | 20250909 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 1042.14 | USD | 20250909 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 394.32 | USD | 20250909 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 464.74 | USD | 20250909 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 422.49 | USD | 20250909 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 478.82 | USD | 20250909 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 535.15 | USD | 20250909 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1028.05 | USD | 20250909 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 352.07 | USD | 20250909 |