| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 763.1 | USD | 20251208 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.89 | USD | 20251208 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 734.84 | USD | 20251208 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 727.77 | USD | 20251208 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 714.35 | USD | 20251208 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 748.97 | USD | 20251208 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 847.89 | USD | 20251208 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 748.97 | USD | 20251208 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 720.71 | USD | 20251208 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 854.95 | USD | 20251208 |