| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 162.44 | USD | 20251202 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 155.38 | USD | 20251202 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 110.18 | USD | 20251202 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 103.12 | USD | 20251202 |
| Henan Leavit Chemical Technology Co., Ltd. | Industrial Grade | MT | 91.82 | USD | 20251202 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 113.0 | USD | 20251202 |
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 138.5 | USD | 20251201 |
| Hunan Jianghai Environmental Protection Co., Ltd. | China national standards | MT | 110.23 | USD | 20251201 |
| Hunan Jianghai Environmental Protection Co., Ltd. | China national standards | MT | 537.03 | USD | 20251201 |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | China national standards | MT | 190.79 | USD | 20251201 |