| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 190.71 | USD | 20251128 |
| Suzhou Shangma Chemical Technology Co., Ltd. | China national standards | MT | 197.77 | USD | 20251128 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 190.71 | USD | 20251128 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 190.73 | USD | 20251127 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 445.05 | USD | 20251127 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.65 | USD | 20251127 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.65 | USD | 20251127 |
| Anhui Haozhan Environmental Protection Technology Co., Ltd. | China national standards | MT | 204.86 | USD | 20251127 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.65 | USD | 20251127 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 190.73 | USD | 20251127 |