| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Luxi Chem | China national standards | MT | 376.77 | USD | 20260305 |
| Shanghai Shengyishe | China national standards | MT | USD | 20260105 | |
| Shandong Yihe Chem | China national standards | MT | USD | 20251211 | |
| Zhangzhou Sanan Chem | China national standards | MT | USD | 20251211 | |
| Shandong Hongyang Chem | China national standards | MT | USD | 20251211 | |
| Aite Zhejiang | China national standards | MT | USD | 20251211 | |
| Shanghai Guoke | China national standards | MT | USD | 20251211 | |
| Shandong Zhenkun | Industrial Grade | MT | USD | 20251211 | |
| Shandong Langchem | 90% | MT | USD | 20251211 | |
| Shandong Jinwen Chem | China national standards | MT | USD | 20251211 |