| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| CNPC | China national standards | MT | USD | 20251117 | |
| Shandong Aite Chem | China national standards | MT | USD | 20251117 | |
| Shandong Kaitai Petro | China national standards | MT | USD | 20251117 | |
| Zhenghe | China national standards | MT | USD | 20251117 | |
| Wanhua Yantai | China national standards | MT | USD | 20251116 | |
| Jinan Qi Mat | China national standards | MT | USD | 20251116 | |
| Satellite Chem | China national standards | MT | USD | 20251116 | |
| Wanhua Chem | China national standards | MT | USD | 20251116 | |
| CNPC | China national standards | MT | USD | 20251116 | |
| Shandong Yihe Chem | China national standards | MT | USD | 20251116 |
