| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Shandong Chem | China national standards | MT | 1666.93 | USD | 20251128 |
| Shandong Xima | Industrial Grade | MT | 494.43 | USD | 20251128 |
| Baozhen Shandong Chem | China national standards | MT | 868.78 | USD | 20251128 |
| Shandong Yifei | China national standards | MT | 1130.12 | USD | 20251128 |
| Shandong Yifei | Industrial Grade | MT | 1059.49 | USD | 20251128 |
| Shandong Qiangsen Chem | China national standards | MT | 565.06 | USD | 20251128 |
| Shandong Laya Chem | China national standards | MT | 480.3 | USD | 20251128 |
| Shandong Yifei | China national standards | MT | 1059.49 | USD | 20251128 |
| Nanjing Zhongchun Bio | Industrial Grade | MT | 1271.38 | USD | 20251128 |
| Shandong Yifei | Industrial Grade | MT | 1130.12 | USD | 20251128 |