| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 747.83 | USD | 20251119 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 776.05 | USD | 20251119 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 691.39 | USD | 20251119 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.6 | USD | 20251119 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.6 | USD | 20251119 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.65 | USD | 20251119 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 846.6 | USD | 20251119 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 719.61 | USD | 20251119 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 726.66 | USD | 20251119 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 747.83 | USD | 20251119 |