| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Yushuo Chem | Shandong / Premium Grade | MT | USD | 20261017 | |
| Weifang Mingbo Chem | 99.5% | MT | USD | 20261017 | |
| Shandong Shuojia Chem | 99.5% | MT | USD | 20261017 | |
| Zhoushan Guangxing Chemical | Process: n-butane oxidation method | MT | USD | 20261017 | |
| Langfang Zhaoqin Energy | 99.5% | MT | USD | 20261017 | |
| Shandong Laya Chem | Qixiang / GB Standard, ≥99.6% | MT | USD | 20261017 | |
| Shanghai Muqiangsen | 99.5% | MT | USD | 20261017 | |
| Shandong Yuanhe Chem | Qixiang / Purity: 99%, Packaging: 25 kg | MT | USD | 20261017 | |
| Shandong Jiaming Chemical | 99.5% | MT | USD | 20261017 | |
| Shandong Langchem | Domestic / Premium Grade | MT | USD | 20261017 |
