| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Jinan Dezheng Chemical Co., Ltd. | Industrial Grade | MT | 816.35 | USD | 20251010 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Jinan Dezheng Chemical Co., Ltd. | Industrial Grade | MT | 816.35 | USD | 20251010 |
| Guangzhou Longyu Chemical Co., Ltd. | China national standards | MT | 1337.12 | USD | 20251010 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 900.8 | USD | 20251010 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1097.85 | USD | 20251010 |
| Jinan Dezheng Chemical Co., Ltd. | Industrial Grade | MT | 816.35 | USD | 20251010 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 816.35 | USD | 20251010 |