| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 339.3 | USD | 20251204 |
| Shanghai Guoke | China national standards | MT | 459.47 | USD | 20251204 |
| Shandong Jinling Chem | China national standards | MT | 233.27 | USD | 20251204 |
| Luxi Chem | China national standards | MT | 234.69 | USD | 20251204 |
| Shandong Hongshuo Chem | China national standards | MT | 254.48 | USD | 20251204 |
| Shandong Hongshuo Chem | China national standards | MT | 254.48 | USD | 20251204 |
| Shandong Hanyue Chem | China national standards | MT | 268.62 | USD | 20251204 |
| Shandong Hanyue Chem | China national standards | MT | 268.62 | USD | 20251204 |
| Hubei 789 Chem | China national standards | MT | 282.75 | USD | 20251204 |
| Hubei 789 Chem | China national standards | MT | 282.75 | USD | 20251204 |