| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying HuataiChem | China national standards | MT | 1073.07 | USD | 20251116 |
| Qingdao Shengze Chem | China national standards | MT | 1073.07 | USD | 20251116 |
| Wudi Xinyue Chem | China national standards | MT | 1073.07 | USD | 20251116 |
| Shandong Xingpeng Chem | China national standards | MT | 1080.13 | USD | 20251116 |
| Jinan Qi Mat | China national standards | MT | 1073.07 | USD | 20251116 |
| Shandong Jinling Chem | China national standards | MT | 1073.07 | USD | 20251116 |
| Dongying HuataiChem | China national standards | MT | 1073.07 | USD | 20251116 |
| Jinan Qi Mat | China national standards | MT | 1073.07 | USD | 20251115 |
| Shandong Yihe Chem | China national standards | MT | 1058.95 | USD | 20251115 |
| Shandong Yihe Chem | China national standards | MT | 988.35 | USD | 20251115 |