| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.33 | USD | 20251111 |
| Shandong FUZE New MATERIALS Co., Ltd. | China national standards | MT | 324.56 | USD | 20251111 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 324.56 | USD | 20251111 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 585.61 | USD | 20251111 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.33 | USD | 20251111 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.33 | USD | 20251111 |
| Shandong Qiancheng New Materials Co., Ltd. | 90% | MT | 395.11 | USD | 20251111 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 352.78 | USD | 20251111 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 635.0 | USD | 20251111 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 635.0 | USD | 20251111 |