| Vendor | Spec | Unit | Price | Currency | Date |
| Kellin Chemicals (Zhangjiagang) Co., Ltd. | China national standards | MT | 763.0 | USD | 20251209 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 763.0 | USD | 20251209 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 763.0 | USD | 20251209 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 989.08 | USD | 20251209 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 989.08 | USD | 20251209 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 734.74 | USD | 20251209 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 734.74 | USD | 20251209 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1102.12 | USD | 20251209 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 967.88 | USD | 20251209 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 868.98 | USD | 20251209 |