| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1014.54 | USD | 20251016 |
| Shandong Wells Chem | China national standards | MT | 1028.63 | USD | 20251016 |
| Shandong Wells Chem | China national standards | MT | 1014.54 | USD | 20251016 |
| Nanjing Baitu Chem | China national standards | MT | 817.27 | USD | 20251016 |
| Nanjing Baitu Chem | China national standards | MT | 901.81 | USD | 20251016 |
| Shandong Mengkanda Chem | China national standards | MT | 782.04 | USD | 20251016 |
| Shandong Qiangsen Chem | China national standards | MT | 746.82 | USD | 20251016 |
| Jinan Angxin Chem | China national standards | MT | 803.18 | USD | 20251016 |
| Shanghai Ronghe Chem | China national standards | MT | 845.45 | USD | 20251016 |
| Shandong Daoqin Chem | China national standards | MT | 958.18 | USD | 20251016 |