| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 103.17 | USD | 20251203 |
| Shanghai Guoke | China national standards | MT | 124.37 | USD | 20251203 |
| Shandong Jinshenrun Chem | China national standards | MT | 98.93 | USD | 20251203 |
| Jinan Jinrihe Chem | China national standards | MT | 84.8 | USD | 20251203 |
| Jinan Jinrihe Chem | China national standards | MT | 84.8 | USD | 20251203 |
| Hubei 789 Chem | Agricultural Grade | MT | 107.41 | USD | 20251203 |
| Hubei 789 Chem | Agricultural Grade | MT | 107.41 | USD | 20251203 |
| Shandong Laya Chem | Reagent Grade | MT | 57.95 | USD | 20251203 |
| Shanghai SKY Chem | China national standards | MT | 124.37 | USD | 20251203 |
| Shanghai SKY Chem | China national standards | MT | 124.37 | USD | 20251203 |