| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 918.22 | USD | 20251128 |
| Lihuayi Weiyuan Chem | China national standards | MT | 918.22 | USD | 20251128 |
| Shandong Jiaen Chem | China national standards | MT | 953.54 | USD | 20251128 |
| Shandong Shuojia Chem | China national standards | MT | 932.35 | USD | 20251128 |
| Unknown | China national standards | MT | 885.73 | USD | 20251128 |
| Shandong Langchem | China national standards | MT | 1115.99 | USD | 20251128 |
| Shandong Hongyang Chem | China national standards | MT | 908.33 | USD | 20251128 |
| Beijing Yanshan Petro | China national standards | MT | 882.91 | USD | 20251128 |
| Shandong Langchem | China national standards | MT | 1130.12 | USD | 20251128 |
| Shandong Langchem | China national standards | MT | 1108.93 | USD | 20251128 |