| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 748.32 | USD | 20251115 |
| Jinan Jinrihe Chem | Industrial Grade | MT | 790.68 | USD | 20251115 |
| Shandong Langchem | Industrial Grade | MT | 910.7 | USD | 20251115 |
| Jinan Jinrihe Chem | China national standards | MT | 875.4 | USD | 20251115 |
| Shandong Wells Chem | China national standards | MT | 910.7 | USD | 20251115 |
| Shandong Daoqin Chem | China national standards | MT | 988.35 | USD | 20251115 |
| Jinan Qi Mat | Industrial Grade | MT | 847.16 | USD | 20251115 |
| Shandong Jinshenrun Chem | Industrial Grade | MT | 889.52 | USD | 20251115 |
| Jinan Jinrihe Chem | Industrial Grade | MT | 790.68 | USD | 20251114 |
| Shandong Wells Chem | China national standards | MT | 734.2 | USD | 20251114 |