| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chem | China national standards | MT | 816.27 | USD | 20250930 |
| Qingdao Chengxin Chem | China national standards | MT | 788.12 | USD | 20250930 |
| Shinghwa AdvMat | China national standards | MT | 900.71 | USD | 20250930 |
| Wuhan Hengjiu Chem | China national standards | MT | 886.64 | USD | 20250930 |
| Qingdao Shengze Chem | Industrial Grade | MT | 816.27 | USD | 20250930 |
| Qingdao Shengze Chem | China national standards | MT | 816.27 | USD | 20250930 |
| Nantong Zhonghe Chem | China national standards | MT | 844.42 | USD | 20250930 |
| Shandong Aite Chem | China national standards | MT | 914.78 | USD | 20250930 |
| Shandong Aite Chem | China national standards | MT | 914.78 | USD | 20250930 |
| Shandong Aite Chem | China national standards | MT | 1097.74 | USD | 20250930 |