| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhiheng | China national standards | MT | 804.9 | USD | 20251117 |
| Shandong Yihe Chem | China national standards | MT | 790.68 | USD | 20251116 |
| Jinan Qi Mat | China national standards | MT | 1030.71 | USD | 20251116 |
| Satellite Chem | China national standards | MT | 804.8 | USD | 20251116 |
| Wanhua Yantai | China national standards | MT | 790.68 | USD | 20251116 |
| Wanhua Chem | China national standards | MT | 1030.71 | USD | 20251116 |
| Wanhua Chem | China national standards | MT | 1044.83 | USD | 20251116 |
| Sinopec | China national standards | MT | 790.68 | USD | 20251116 |
| Sinopec | China national standards | MT | 804.8 | USD | 20251116 |
| Sinopec | China national standards | MT | 790.68 | USD | 20251116 |