| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 746.41 | USD | 20251013 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 887.24 | USD | 20251013 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 943.57 | USD | 20251013 |
| Shandong Yushuo Chemical Co., Ltd. | Industrial Grade | MT | 844.99 | USD | 20251013 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.99 | USD | 20251013 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 844.99 | USD | 20251013 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 936.53 | USD | 20251013 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 901.32 | USD | 20251013 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1549.14 | USD | 20251013 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 647.82 | USD | 20251013 |