| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.93 | USD | 20251017 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.93 | USD | 20251017 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 338.27 | USD | 20251017 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 591.97 | USD | 20251017 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 436.93 | USD | 20251017 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 634.26 | USD | 20251017 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 634.26 | USD | 20251017 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 401.7 | USD | 20251017 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 405.93 | USD | 20251017 |
| Shandong Langcheng Chemical Co., Ltd. | 90% | MT | 451.03 | USD | 20251017 |