| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 2159.0 | USD | 20251111 |
| Jiangsu Huachang Chem | China national standards | MT | 2159.0 | USD | 20251111 |
| Lihuayi Shandong | China national standards | MT | 2159.0 | USD | 20251111 |
| Wanhua Chem | China national standards | MT | 2159.0 | USD | 20251111 |
| Shandong Junfeng | China national standards | MT | 2159.0 | USD | 20251111 |
| Shandong Junfeng | China national standards | MT | 2159.0 | USD | 20251111 |
| Shandong Junfeng | China national standards | MT | 2159.0 | USD | 20251111 |
| Shandong Junfeng | China national standards | MT | 2159.0 | USD | 20251111 |
| Shandong Junfeng | China national standards | MT | 2187.23 | USD | 20251111 |
| Wanhua Chem | China national standards | MT | 762.0 | USD | 20251111 |