| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima | China national standards | MT | 887.72 | USD | 20251016 |
| Shanghai Guoke | China national standards | MT | 1279.45 | USD | 20251016 |
| Shandong Qiangsen Chem | China national standards | MT | 930.0 | USD | 20251016 |
| Shandong Qiangsen Chem | China national standards | MT | 930.0 | USD | 20251016 |
| Jinan Angxin Chem | China national standards | MT | 993.41 | USD | 20251016 |
| Lihuayi Weiyuan Chem | China national standards | MT | 930.0 | USD | 20251016 |
| Lihuayi Weiyuan Chem | China national standards | MT | 993.41 | USD | 20251016 |
| Lihuayi Weiyuan Chem | China national standards | MT | 993.41 | USD | 20251016 |
| Shandong Langchem | China national standards | MT | 1127.27 | USD | 20251016 |
| Shandong Langchem | China national standards | MT | 1106.13 | USD | 20251016 |