| Vendor | Spec | Unit | Price | Currency | Date |
| Changzhou Yihan Chemical Co., Ltd. | China national standards | MT | 203.92 | USD | 20250922 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 253.14 | USD | 20250922 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 168.76 | USD | 20250922 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 203.92 | USD | 20250922 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 168.76 | USD | 20250922 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 189.86 | USD | 20250922 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 253.14 | USD | 20250922 |
| Henan Shunzhibang Environmental Protection Technology Co., Ltd. | China national standards | MT | 253.14 | USD | 20250922 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 189.86 | USD | 20250922 |
| Henan Shunzhibang Environmental Protection Technology Co., Ltd. | China national standards | MT | 267.21 | USD | 20250922 |