| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1015.92 | USD | 20251119 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1199.62 | USD | 20251118 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 987.92 | USD | 20251118 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1129.05 | USD | 20251118 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 924.41 | USD | 20251118 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1199.62 | USD | 20251118 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1298.41 | USD | 20251118 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 987.92 | USD | 20251118 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1100.82 | USD | 20251118 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 973.81 | USD | 20251118 |