| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 805.39 | USD | 20251209 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 805.39 | USD | 20251209 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 805.39 | USD | 20251209 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 805.39 | USD | 20251209 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 777.13 | USD | 20251209 |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 777.13 | USD | 20251209 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 918.43 | USD | 20251209 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 918.43 | USD | 20251209 |
| Nanjing Runsheng Petrochemical Co., Ltd. | Industrial Grade | MT | 904.3 | USD | 20251209 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1554.27 | USD | 20251209 |