| Vendor | Spec | Unit | Price | Currency | Date |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 847.71 | USD | 20251127 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 946.61 | USD | 20251127 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 988.99 | USD | 20251127 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 755.87 | USD | 20251127 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 946.61 | USD | 20251127 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 805.32 | USD | 20251127 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 706.42 | USD | 20251127 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 699.36 | USD | 20251127 |
| Tangshan Hua Yi Industrial Co., Ltd. | China national standards | MT | 890.09 | USD | 20251127 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 988.76 | USD | 20251126 |