| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 915.22 | USD | 20251014 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 816.66 | USD | 20251014 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 901.14 | USD | 20251014 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 915.22 | USD | 20251014 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1013.78 | USD | 20251014 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 816.66 | USD | 20251014 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 732.18 | USD | 20251014 |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 816.66 | USD | 20251014 |
| Shandong Shuojia Chemical Co., Ltd. | Industrial Grade | MT | 816.66 | USD | 20251014 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 816.66 | USD | 20251014 |