| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 917.74 | USD | 20251125 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1016.58 | USD | 20251125 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 960.1 | USD | 20251125 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 917.74 | USD | 20251125 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 988.34 | USD | 20251125 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 988.34 | USD | 20251125 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1270.72 | USD | 20251125 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 988.34 | USD | 20251125 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1087.17 | USD | 20251125 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1016.58 | USD | 20251125 |