| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1015.11 | USD | 20251024 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1029.21 | USD | 20251024 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1015.11 | USD | 20251024 |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 845.93 | USD | 20251024 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 845.93 | USD | 20251024 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 845.93 | USD | 20251024 |
| Jinan Jinrihe Chemical Co., Ltd. | Industrial Grade | MT | 761.34 | USD | 20251024 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 789.53 | USD | 20251024 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 845.93 | USD | 20251024 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 740.19 | USD | 20251024 |