| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 918.66 | USD | 20251020 |
| Beijing Yanshan Petro | China national standards | MT | 918.66 | USD | 20251020 |
| Qingdao Shengze Chem | China national standards | MT | 918.66 | USD | 20251020 |
| Jinan Jinrihe Chem | China national standards | MT | 1000.38 | USD | 20251020 |
| Beijing Yanshan Petro | China national standards | MT | 1197.64 | USD | 20251020 |
| Hubei 789 Chem | China national standards | MT | 986.29 | USD | 20251020 |
| Hubei 789 Chem | China national standards | MT | 986.29 | USD | 20251020 |
| Shanghai SKY Chem | China national standards | MT | 1268.09 | USD | 20251020 |
| Nantong Zhonghe Chem | China national standards | MT | 915.84 | USD | 20251020 |
| Shandong Shuojia Chem | China national standards | MT | 944.02 | USD | 20251020 |