| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hezhan Chemical Co., Ltd. | China national standards | MT | 302.95 | USD | 20251016 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 190.15 | USD | 20251015 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 253.54 | USD | 20251015 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 225.37 | USD | 20251015 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 225.37 | USD | 20251015 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 302.84 | USD | 20251015 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 332.42 | USD | 20251015 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 267.53 | USD | 20251014 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 225.29 | USD | 20251014 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 332.3 | USD | 20251014 |