| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 903.1 | USD | 20251103 |
| Shandong Fusheng | China national standards | MT | 903.1 | USD | 20251103 |
| Jinan Jinrihe Chem | China national standards | MT | 846.66 | USD | 20251103 |
| Shandong Langchem | China national standards | MT | 846.66 | USD | 20251103 |
| Aite Zhejiang | China national standards | MT | 790.21 | USD | 20251103 |
| Shandong Wells Chem | China national standards | MT | 740.82 | USD | 20251103 |
| Shandong Daoqin Chem | China national standards | MT | 987.77 | USD | 20251103 |
| Shandong Wells Chem | China national standards | MT | 910.16 | USD | 20251103 |
| Nanjing Runsheng Petro | China national standards | MT | 1552.2 | USD | 20251103 |
| Nanjing Baitu Chem | China national standards | MT | 903.1 | USD | 20251103 |