| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 775.54 | USD | 20251023 |
| Zaozhuang Yitai | China national standards | MT | 1057.56 | USD | 20251023 |
| Shandong Zhiheng | China national standards | MT | 944.75 | USD | 20251023 |
| Lihuayi Shandong | China national standards | MT | 958.85 | USD | 20251023 |
| Shandong Hongyang Chem | China national standards | MT | 958.85 | USD | 20251023 |
| Luxi Chem | China national standards | MT | 972.95 | USD | 20251023 |
| Wanhua Chem | China national standards | MT | 1022.31 | USD | 20251023 |
| Shandong Junfeng | China national standards | MT | 2157.42 | USD | 20251023 |
| Shandong Junfeng | China national standards | MT | 2157.42 | USD | 20251023 |
| Wanhua Chem | China national standards | MT | 2157.42 | USD | 20251023 |