| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1552.23 | USD | 20251111 |
| Shandong Yeyang Chem | China national standards | MT | 1100.67 | USD | 20251111 |
| Shandong Yeyang Chem | China national standards | MT | 1114.78 | USD | 20251111 |
| Shandong Junfeng | China national standards | MT | 1058.34 | USD | 20251111 |
| Dongying Huatai Chem | China national standards | MT | 1481.67 | USD | 20251111 |
| Dongying Huatai Chem | China national standards | MT | 1058.34 | USD | 20251111 |
| Changzhou Juyun Mat | China national standards | MT | 1128.89 | USD | 20251111 |
| Shandong Yeyang Chem | China national standards | MT | 1100.67 | USD | 20251111 |
| Shandong Jinmao | China national standards | MT | 1058.34 | USD | 20251111 |
| Shandong Yeyang Chem | China national standards | MT | 1255.89 | USD | 20251111 |