| Vendor | Spec | Unit | Price | Currency | Date |
| Tangshan Sanyou Chemical Industries Co., Ltd. | China national standards | MT | 183.69 | USD | 20251209 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 176.62 | USD | 20251209 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 200.64 | USD | 20251209 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 148.36 | USD | 20251209 |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 176.62 | USD | 20251209 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.67 | USD | 20251209 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 190.75 | USD | 20251209 |
| Henan Baiquan Pharmaceutical Co., Ltd. | China national standards | MT | 165.32 | USD | 20251209 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 254.33 | USD | 20251209 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.69 | USD | 20251208 |