| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1481.88 | USD | 20251118 |
| Shandong Hongyang Chem | China national standards | MT | 1432.48 | USD | 20251118 |
| Shandong Jinling Chem | China national standards | MT | 1086.71 | USD | 20251118 |
| Shandong LuoHeng Chem | China national standards | MT | 1933.5 | USD | 20251118 |
| Shandong Hongyang Chem | China national standards | MT | 1432.48 | USD | 20251118 |
| Dongying Huatai Chem | China national standards | MT | 1086.71 | USD | 20251118 |
| Shandong Aite Chem | China national standards | MT | 1481.88 | USD | 20251118 |
| Dongying Huatai Chem | China national standards | MT | 1086.71 | USD | 20251118 |
| Shandong Hongyang Chem | China national standards | MT | 1432.48 | USD | 20251118 |
| Shandong Yaowang Chem | China national standards | MT | 1100.82 | USD | 20251118 |