| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 706.72 | USD | 20251207 |
| Shandong Qiancheng | China national standards | MT | 848.07 | USD | 20251206 |
| Luxi Chem | China national standards | MT | 819.8 | USD | 20251206 |
| Shandong Qiangsen Chem | China national standards | MT | 819.8 | USD | 20251206 |
| Zibo Lishuo Chem | China national standards | MT | 918.74 | USD | 20251206 |
| Liaocheng Yuanze Chem | China national standards | MT | 819.8 | USD | 20251206 |
| Lihuayi Shandong | China national standards | MT | 763.26 | USD | 20251206 |
| Lihuayi Shandong | China national standards | MT | 848.07 | USD | 20251206 |
| Shandong Laya Chem | China national standards | MT | 791.53 | USD | 20251206 |
| Luxi Chem | China national standards | MT | 763.26 | USD | 20251206 |