| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Mingyu | China national standards | MT | USD | 20251201 | |
| Jinan Pulaihua Chem | China national standards | MT | USD | 20251201 | |
| Shandong Aite Chem | China national standards | MT | USD | 20251129 | |
| Shandong Mingyu | China national standards | MT | USD | 20251129 | |
| Shandong Langchem | China national standards | MT | USD | 20251129 | |
| CNPC | China national standards | MT | USD | 20251128 | |
| INEOS Ypc Nanjing | China national standards | MT | USD | 20251128 | |
| Weifang Hongrun | China national standards | MT | USD | 20251128 | |
| Sinopec | China national standards | MT | USD | 20251128 | |
| CNPC | China national standards | MT | USD | 20251128 |