| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 819.74 | USD | 20251203 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 734.94 | USD | 20251203 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 692.54 | USD | 20251203 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 727.87 | USD | 20251203 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 706.67 | USD | 20251203 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 706.67 | USD | 20251203 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 749.07 | USD | 20251203 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 749.07 | USD | 20251203 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 777.34 | USD | 20251203 |
| Linyi Haoxuan New Materials Co., Ltd. | China national standards | MT | 692.54 | USD | 20251203 |