| Vendor | Spec | Unit | Price | Currency | Date |
| Changzhou Guoshun Chemical Co., Ltd. | China national standards | MT | 1693.34 | USD | 20251111 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 945.45 | USD | 20251111 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 705.56 | USD | 20251111 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 945.45 | USD | 20251111 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 853.72 | USD | 20251111 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.84 | USD | 20251110 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.84 | USD | 20251110 |
| Shandong Wonfull Petrochemical Group Co., Ltd. | China national standards | MT | 825.62 | USD | 20251110 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 748.0 | USD | 20251110 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 748.0 | USD | 20251110 |