| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1762.3 | USD | 20251021 |
| Shandong Zhiheng | China national standards | MT | 1550.82 | USD | 20251021 |
| Shandong Laya Chem | China national standards | MT | 1452.14 | USD | 20251021 |
| Shandong Qiangsen Chem | China national standards | MT | 1480.33 | USD | 20251021 |
| Shandong Xima | China national standards | MT | 1466.23 | USD | 20251021 |
| Hubei 789 Chem | China national standards | MT | 2044.27 | USD | 20251021 |
| Hubei 789 Chem | China national standards | MT | 2044.27 | USD | 20251021 |
| Chengdu Rongjiaxin Chem | Industrial Grade | MT | 2537.71 | USD | 20251021 |
| Shanghai Ronghe Chem | China national standards | MT | 1804.6 | USD | 20251021 |
| Shandong Longhui Chem | China national standards | MT | 1944.4 | USD | 20251020 |