| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Jinshuo Chem | China national standards | MT | 945.75 | USD | 20251029 |
| Shiyou Yangzhou Chem | China national standards | MT | 920.34 | USD | 20251029 |
| Lihuayi Weiyuan Chem | China national standards | MT | 920.34 | USD | 20251029 |
| Beijing Yanshan Petro | China national standards | MT | 920.34 | USD | 20251029 |
| Jinan Qi Mat | China national standards | MT | 920.34 | USD | 20251029 |
| Shandong Mingyu | China national standards | MT | 1051.62 | USD | 20251029 |
| Nantong Zhonghe Chem | China national standards | MT | 917.52 | USD | 20251029 |
| Unknown | China national standards | MT | 924.58 | USD | 20251029 |
| Unknown | China national standards | MT | 910.46 | USD | 20251029 |
| Shanghai SinoMitsui | China national standards | MT | 931.64 | USD | 20251029 |