| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Dehe Chemical Co., Ltd. | China national standards | MT | 961.36 | USD | 20251204 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1102.74 | USD | 20251204 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1131.01 | USD | 20251204 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 933.09 | USD | 20251204 |
| China national standards | MT | 940.16 | USD | 20251204 | |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 904.81 | USD | 20251204 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1215.84 | USD | 20251204 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1229.98 | USD | 20251204 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 975.5 | USD | 20251204 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1201.7 | USD | 20251204 |