| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fusheng | Industrial Grade | MT | 902.67 | USD | 20251105 |
| Shandong Langchem | China national standards | MT | 937.93 | USD | 20251105 |
| Shanghai Lanyan | China national standards | MT | 1339.9 | USD | 20251105 |
| Jinan Jinrihe Chem | China national standards | MT | 790.01 | USD | 20251104 |
| Qingdao Shengze Chem | Industrial Grade | MT | 846.44 | USD | 20251104 |
| Jinan Jinrihe Chem | Industrial Grade | MT | 761.8 | USD | 20251104 |
| Jinan Jinrihe Chem | Industrial Grade | MT | 761.8 | USD | 20251104 |
| Jinan Jinrihe Chem | China national standards | MT | 790.01 | USD | 20251104 |
| Shandong Wells Chem | China national standards | MT | 740.64 | USD | 20251104 |
| Jinan Jinrihe Chem | China national standards | MT | 846.44 | USD | 20251104 |