| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.7 | USD | 20251201 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 211.99 | USD | 20251201 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 211.99 | USD | 20251201 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 254.38 | USD | 20251201 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 202.09 | USD | 20251201 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 183.72 | USD | 20251201 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 190.79 | USD | 20251201 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 261.45 | USD | 20251201 |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 190.79 | USD | 20251201 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 254.38 | USD | 20251201 |