| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yaoming Chem | China national standards | MT | 833.46 | USD | 20251128 |
| Shandong Zhiheng | China national standards | MT | 805.21 | USD | 20251128 |
| Shandong Hongyang Chem | China national standards | MT | 897.03 | USD | 20251128 |
| Aite Zhejiang | China national standards | MT | 882.91 | USD | 20251128 |
| Zibo Lishuo Chem | China national standards | MT | 847.59 | USD | 20251128 |
| Shandong Yihe Chem | China national standards | MT | 791.08 | USD | 20251128 |
| Shandong Kaitai Petro | China national standards | MT | 889.97 | USD | 20251128 |
| Jinan Aochen Chem | China national standards | MT | 1200.75 | USD | 20251128 |
| Jinan Qi Mat | China national standards | MT | 1031.23 | USD | 20251128 |
| Wanhua Chem | China national standards | MT | 1031.23 | USD | 20251128 |