| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 844.82 | USD | 20251014 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 795.54 | USD | 20251014 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 901.14 | USD | 20251014 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1013.78 | USD | 20251014 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1027.86 | USD | 20251014 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 950.42 | USD | 20251014 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1013.78 | USD | 20251014 |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 781.46 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1098.27 | USD | 20251014 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 816.66 | USD | 20251014 |