| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 759.61 | USD | 20250929 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 759.61 | USD | 20250929 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 759.61 | USD | 20250929 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 991.71 | USD | 20250929 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 914.35 | USD | 20250929 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 984.68 | USD | 20250929 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 984.68 | USD | 20250929 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 984.68 | USD | 20250929 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 766.64 | USD | 20250929 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 766.64 | USD | 20250929 |