| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 877.12 | USD | 20251211 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 990.3 | USD | 20251211 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 990.3 | USD | 20251211 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 848.82 | USD | 20251211 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 806.38 | USD | 20251211 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 806.38 | USD | 20251211 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 806.38 | USD | 20251211 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 806.38 | USD | 20251211 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1273.24 | USD | 20251211 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 976.15 | USD | 20251211 |