| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 2156.48 | USD | 20251017 |
| Wanhua Chem | China national standards | MT | 2156.48 | USD | 20251017 |
| Shandong Junfeng | China national standards | MT | 2156.48 | USD | 20251017 |
| Shandong Junfeng | China national standards | MT | 2156.48 | USD | 20251017 |
| Shandong Junfeng | China national standards | MT | 2156.48 | USD | 20251017 |
| Shandong Junfeng | China national standards | MT | 2156.48 | USD | 20251017 |
| Luxi Chem | China national standards | MT | 2156.48 | USD | 20251017 |
| Lihuayi Shandong | China national standards | MT | 803.39 | USD | 20251017 |
| Luxi Chem | China national standards | MT | 796.35 | USD | 20251017 |
| Shandong Jiaen Chem | China national standards | MT | 958.43 | USD | 20251017 |