| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 699.36 | USD | 20251127 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 699.36 | USD | 20251127 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 988.99 | USD | 20251127 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 699.36 | USD | 20251127 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 854.77 | USD | 20251127 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 706.42 | USD | 20251127 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 720.55 | USD | 20251127 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 777.07 | USD | 20251127 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 854.77 | USD | 20251127 |
| Shandong Wonfull Petrochemical Group Co., Ltd. | China national standards | MT | 699.36 | USD | 20251127 |