| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Guoke | China national standards | MT | 1283.14 | USD | 20251208 |
| Lihuayi Weiyuan Chem | China national standards | MT | 847.89 | USD | 20251208 |
| Beijing Yanshan Petro | China national standards | MT | 819.63 | USD | 20251208 |
| Shandong Xingpeng Chem | China national standards | MT | 819.63 | USD | 20251208 |
| Lihuayi Weiyuan Chem | China national standards | MT | 805.49 | USD | 20251208 |
| Beijing Yanshan Petro | China national standards | MT | 908.65 | USD | 20251208 |
| Sinopec | China national standards | MT | 819.63 | USD | 20251208 |
| Shandong Langchem | China national standards | MT | 1102.26 | USD | 20251208 |
| Shiyou Yangzhou Chem | China national standards | MT | 805.49 | USD | 20251208 |
| JS Xiaomi Chem | China national standards | MT | 812.56 | USD | 20251208 |