| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 795.83 | USD | 20251015 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 753.57 | USD | 20251015 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 788.79 | USD | 20251015 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.66 | USD | 20251015 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 816.96 | USD | 20251015 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.13 | USD | 20251015 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.66 | USD | 20251015 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.13 | USD | 20251015 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 795.83 | USD | 20251015 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 795.83 | USD | 20251015 |