| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1192.29 | USD | 20251119 |
| Lihuayi Shandong | China national standards | MT | 1326.33 | USD | 20251119 |
| Lihuayi Shandong | China national standards | MT | 895.98 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 903.04 | USD | 20251119 |
| Shandong Xingpeng Chem | China national standards | MT | 891.75 | USD | 20251119 |
| Lihuayi Shandong | China national standards | MT | 1245.91 | USD | 20251119 |
| Lihuayi Shandong | China national standards | MT | 895.98 | USD | 20251119 |
| Shandong Xima | China national standards | MT | 973.59 | USD | 20251119 |
| Sinopec | China national standards | MT | 903.04 | USD | 20251119 |
| Lihuayi Shandong | China national standards | MT | 1326.33 | USD | 20251119 |