| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1171.22 | USD | 20251111 |
| Shandong Hongyang Chem | China national standards | MT | 1128.89 | USD | 20251111 |
| Shandong Yihe Chem | China national standards | MT | 1622.78 | USD | 20251111 |
| Dongying Hebang Chem | China national standards | MT | 1354.67 | USD | 20251111 |
| Dongying Lianchem | China national standards | MT | 1199.45 | USD | 20251111 |
| Shandong Shuojia Chem | China national standards | MT | 1566.34 | USD | 20251111 |
| Shandong Huize Chem | China national standards | MT | 1340.56 | USD | 20251111 |
| Aite Zhejiang | China national standards | MT | 1270.0 | USD | 20251111 |
| Shandong Yushuo Chem | China national standards | MT | 1608.67 | USD | 20251111 |
| Shandong Qiangsen Chem | China national standards | MT | 1058.34 | USD | 20251111 |