| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1040.95 | USD | 20250929 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.07 | USD | 20250929 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.07 | USD | 20250929 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 562.67 | USD | 20250929 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 450.14 | USD | 20250929 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1125.35 | USD | 20250929 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 534.54 | USD | 20250929 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1026.88 | USD | 20250929 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 520.47 | USD | 20250929 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 520.47 | USD | 20250929 |