| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 989.2 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 1003.34 | USD | 20251208 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1017.47 | USD | 20251208 |
| Lihuayi Shandong | China national standards | MT | 1031.6 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 989.2 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 1081.06 | USD | 20251208 |
| Shandong Zhiheng | China national standards | MT | 1052.8 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 989.2 | USD | 20251208 |
| Sinopec | China national standards | MT | 989.2 | USD | 20251208 |
| Shandong Huize Chem | China national standards | MT | 1052.8 | USD | 20251208 |