| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 747.74 | USD | 20251031 |
| Shandong Wells Chem | China national standards | MT | 1029.91 | USD | 20251031 |
| Shanghai Lanyan | China national standards | MT | 1340.29 | USD | 20251031 |
| Jinan Angxin Chem | China national standards | MT | 804.18 | USD | 20251031 |
| Shanghai Ronghe Chem | China national standards | MT | 846.69 | USD | 20251030 |
| Shandong Yushuo Chem | China national standards | MT | 846.69 | USD | 20251030 |
| Shandong Wells Chem | China national standards | MT | 818.47 | USD | 20251030 |
| Aite Zhejiang | China national standards | MT | 846.69 | USD | 20251030 |
| Shandong Yushuo Chem | China national standards | MT | 846.69 | USD | 20251030 |
| Shandong Yushuo Chem | China national standards | MT | 846.69 | USD | 20251030 |