| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1115.88 | USD | 20251126 |
| Shandong Langchem | China national standards | MT | 1115.88 | USD | 20251126 |
| Lihuayi Weiyuan Chem | China national standards | MT | 875.76 | USD | 20251126 |
| Hubei 789 Chem | China national standards | MT | 988.76 | USD | 20251126 |
| Beijing Yanshan Petro | China national standards | MT | 889.88 | USD | 20251126 |
| Shanghai SKY Chem | China national standards | MT | 1271.26 | USD | 20251126 |
| Sinopec | China national standards | MT | 995.82 | USD | 20251126 |
| Shanghai Guoke | China national standards | MT | 1282.56 | USD | 20251126 |
| Hubei 789 Chem | China national standards | MT | 988.76 | USD | 20251126 |
| Qingdao Shengze Chem | China national standards | MT | 875.76 | USD | 20251126 |