| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 760.49 | USD | 20251013 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.53 | USD | 20251013 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 788.65 | USD | 20251013 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 774.57 | USD | 20251013 |
| Yancheng SUPER Chemical Technology Co., Ltd. | China national standards | MT | 926.67 | USD | 20251013 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 901.32 | USD | 20251013 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 774.57 | USD | 20251013 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.99 | USD | 20251013 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 774.57 | USD | 20251013 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 887.24 | USD | 20251013 |