| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 816.27 | USD | 20251008 |
| Zibo Lishuo Chem | China national standards | MT | 816.27 | USD | 20251008 |
| Zibo Lishuo Chem | China national standards | MT | 816.27 | USD | 20251008 |
| Shanghai Ronghe Chem | China national standards | MT | 788.12 | USD | 20251008 |
| Shandong Xima | China national standards | MT | 703.68 | USD | 20251008 |
| Shandong Xima | China national standards | MT | 703.68 | USD | 20251008 |
| Shandong Qiangsen Chem | China national standards | MT | 802.2 | USD | 20251008 |
| Shandong Qiangsen Chem | China national standards | MT | 802.2 | USD | 20251008 |
| Shandong Qiangsen Chem | China national standards | MT | 802.2 | USD | 20251008 |
| Shandong Qiangsen Chem | China national standards | MT | 802.2 | USD | 20251008 |