| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 815.88 | USD | 20250902 |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 815.88 | USD | 20250902 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 815.88 | USD | 20250902 |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 815.88 | USD | 20250902 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 787.74 | USD | 20250902 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 844.01 | USD | 20250902 |
| Shandong Fushengyong Trading Co., Ltd. | Industrial Grade | MT | 900.28 | USD | 20250902 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 900.28 | USD | 20250902 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 844.01 | USD | 20250902 |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 815.88 | USD | 20250902 |