| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 973.7 | USD | 20251030 |
| Lihuayi Shandong | China national standards | MT | 959.58 | USD | 20251030 |
| Shandong Hongyang Chem | China national standards | MT | 959.58 | USD | 20251030 |
| Luxi Chem | China national standards | MT | 889.03 | USD | 20251030 |
| Jinan Zhongyin Mat | China national standards | MT | 734.02 | USD | 20251029 |
| Jinan Zhongyin Mat | China national standards | MT | 734.02 | USD | 20251029 |
| Lihuayi Shandong | China national standards | MT | 797.54 | USD | 20251029 |
| Lihuayi Shandong | China national standards | MT | 734.02 | USD | 20251029 |
| Shandong Jiaen Chem | China national standards | MT | 959.87 | USD | 20251029 |
| Shandong Energy | China national standards | MT | 776.36 | USD | 20251029 |