| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 782.04 | USD | 20251016 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 746.82 | USD | 20251016 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 845.45 | USD | 20251016 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 901.81 | USD | 20251016 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1099.09 | USD | 20251016 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 901.81 | USD | 20251016 |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 817.27 | USD | 20251016 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1113.18 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | Industrial Grade | MT | 845.45 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.45 | USD | 20251016 |