| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 1115.25 | USD | 20251107 |
| Shandong Aite Chem | China national standards | MT | 1454.06 | USD | 20251107 |
| Shandong Xingpeng Chem | China national standards | MT | 1058.78 | USD | 20251107 |
| Dongying Huatai Chem | China national standards | MT | 1482.3 | USD | 20251107 |
| Shandong Hongyang Chem | China national standards | MT | 1432.89 | USD | 20251107 |
| Shandong Yeyang Chem | China national standards | MT | 1256.42 | USD | 20251107 |
| Shandong Junfeng | China national standards | MT | 931.73 | USD | 20251107 |
| Shandong Junfeng | China national standards | MT | 1058.78 | USD | 20251107 |
| Shandong Aite Chem | China national standards | MT | 1157.6 | USD | 20251107 |
| Jinan Aochen Chem | China national standards | MT | 1552.88 | USD | 20251107 |