| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 907.99 | USD | 20251117 |
| Beijing Yanshan Petro | China national standards | MT | 907.99 | USD | 20251117 |
| Jinan Xinbo Chem | China national standards | MT | 1129.69 | USD | 20251117 |
| Qingdao Shengze Chem | China national standards | MT | 875.51 | USD | 20251117 |
| Beijing Yanshan Petro | China national standards | MT | 988.48 | USD | 20251117 |
| Shandong Qiangsen Chem | China national standards | MT | 931.99 | USD | 20251117 |
| Jinan Jinhao Chem | China national standards | MT | 1242.66 | USD | 20251117 |
| Lihuayi Weiyuan Chem | China national standards | MT | 931.99 | USD | 20251117 |
| Jinan Xinbo Chem | China national standards | MT | 1129.69 | USD | 20251117 |
| Lihuayi Weiyuan Chem | China national standards | MT | 995.54 | USD | 20251117 |