| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1200.75 | USD | 20251128 |
| Shandong Langchem | China national standards | MT | 988.85 | USD | 20251128 |
| Shandong Luxi Chem | China national standards | MT | 1017.11 | USD | 20251128 |
| Shandong Yushuo Chem | China national standards | MT | 847.59 | USD | 20251128 |
| Jinan Jinrihe Chem | China national standards | MT | 1073.61 | USD | 20251128 |
| Shandong Xima | China national standards | MT | 932.35 | USD | 20251128 |
| Shandong Shuojia Chem | China national standards | MT | 918.22 | USD | 20251128 |
| Shandong Baishui Chem | China national standards | MT | 1031.23 | USD | 20251128 |
| Nantong Zhonghe Chem | China national standards | MT | 1017.11 | USD | 20251128 |
| Shandong Mingyu | China national standards | MT | 1229.0 | USD | 20251128 |