| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 1115.3 | USD | 20251112 |
| Dongying Huatai Chem | China national standards | MT | 1058.83 | USD | 20251112 |
| Shandong Jinmao | China national standards | MT | 1058.83 | USD | 20251112 |
| Shandong Zhiheng | China national standards | MT | 1334.12 | USD | 20251112 |
| Shandong Langchem | China national standards | MT | 1263.54 | USD | 20251112 |
| Aite Zhejiang | China national standards | MT | 1383.54 | USD | 20251112 |
| Shandong Jinling Chem | China national standards | MT | 1058.83 | USD | 20251112 |
| Shandong Jinling Chem | China national standards | MT | 1044.71 | USD | 20251112 |
| Jinan Pulaihua Chem | China national standards | MT | 1383.54 | USD | 20251112 |
| Shandong Jinling | China national standards | MT | 1129.42 | USD | 20251112 |