| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Sinopec | China national standards | MT | USD | 20251127 | |
| CNPC | China national standards | MT | USD | 20251127 | |
| Harbin BLUE STAR | China national standards | MT | USD | 20251127 | |
| HLJ Longjiang Chem | China national standards | MT | USD | 20251127 | |
| Shandong Hongyang Chem | China national standards | MT | USD | 20251127 | |
| Jinan Angxin Chem | China national standards | MT | USD | 20251127 | |
| Shandong Zhiheng | China national standards | MT | USD | 20251127 | |
| Shanghai Guoke | China national standards | MT | USD | 20251127 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20251127 | |
| Shandong Xima | China national standards | MT | USD | 20251127 |
