| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 1483.18 | USD | 20251202 |
| Jinan Lianxing | China national standards | MT | 1695.06 | USD | 20251202 |
| Hubei 789 Chem | China national standards | MT | 2048.2 | USD | 20251202 |
| Shandong Xima | China national standards | MT | 1469.05 | USD | 20251202 |
| Shandong Laya Chem | China national standards | MT | 1454.93 | USD | 20251202 |
| Shandong Xima | China national standards | MT | 1469.78 | USD | 20251201 |
| Shandong Xima | China national standards | MT | 1469.78 | USD | 20251201 |
| Hubei 789 Chem | China national standards | MT | 2049.21 | USD | 20251201 |
| Shanghai Ronghe Chem | China national standards | MT | 1808.96 | USD | 20251201 |
| Shandong Qiangsen Chem | China national standards | MT | 1483.91 | USD | 20251201 |