| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1100.65 | USD | 20251103 |
| Shandong Wells Chem | China national standards | MT | 1015.99 | USD | 20251103 |
| Nanjing Runsheng Petro | China national standards | MT | 1552.2 | USD | 20251103 |
| Jinan Jinrihe Chem | China national standards | MT | 790.21 | USD | 20251103 |
| Shandong Shuojia Chem | China national standards | MT | 846.66 | USD | 20251103 |
| Shandong Wells Chem | China national standards | MT | 903.1 | USD | 20251103 |
| Shandong Wells Chem | China national standards | MT | 910.16 | USD | 20251103 |
| Shandong Shuojia Chem | China national standards | MT | 846.66 | USD | 20251103 |
| Nanjing Baitu Chem | China national standards | MT | 818.43 | USD | 20251103 |
| Shandong Langchem | China national standards | MT | 846.66 | USD | 20251103 |