| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1625.37 | USD | 20251210 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1130.69 | USD | 20251210 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1512.3 | USD | 20251210 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1568.84 | USD | 20251210 |
| Weifang Yixin Chemical Co., Ltd. | China national standards | MT | 1717.24 | USD | 20251210 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1554.7 | USD | 20251210 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1568.84 | USD | 20251210 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1568.84 | USD | 20251210 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1130.69 | USD | 20251210 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1512.3 | USD | 20251210 |