| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 815.73 | USD | 20251009 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 886.05 | USD | 20251009 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 829.79 | USD | 20251009 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 829.79 | USD | 20251009 |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 815.73 | USD | 20251009 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 829.79 | USD | 20251009 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 646.96 | USD | 20251009 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 886.05 | USD | 20251009 |
| Jinan Dezheng Chemical Co., Ltd. | Industrial Grade | MT | 815.73 | USD | 20251009 |
| Tongling Jintai Chemical Industrial Co., Ltd. | China national standards | MT | 815.73 | USD | 20251009 |