| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.13 | USD | 20251015 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 887.39 | USD | 20251015 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 732.45 | USD | 20251015 |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 816.96 | USD | 20251015 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 816.96 | USD | 20251015 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 887.39 | USD | 20251015 |
| Shandong Shuojia Chemical Co., Ltd. | Industrial Grade | MT | 816.96 | USD | 20251015 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 929.64 | USD | 20251015 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 788.79 | USD | 20251015 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 816.96 | USD | 20251015 |