| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | 128# | MT | 1907.88 | USD | 20251201 |
| Jinan Jinhao Chem | 81percent | MT | 1978.55 | USD | 20251201 |
| Shandong Hongyang Chem | 128# | MT | 1949.46 | USD | 20251128 |
| Shandong Yihe Chem | 128# | MT | 1907.08 | USD | 20251128 |
| Shandong Huize Chem | 128# | MT | 2020.09 | USD | 20251128 |
| Baozhen Shandong Chem | 128# | MT | 2260.24 | USD | 20251128 |
| Henan Qianyuexing | 128# | MT | 1836.44 | USD | 20251128 |
| Shandong Hongyang Chem | 128# | MT | 1949.73 | USD | 20251127 |
| Henan Qianyuexing | 128# | MT | 1836.7 | USD | 20251127 |
| Henan Qianyuexing | 128# | MT | 1836.7 | USD | 20251127 |