| Vendor | Spec | Unit | Price | Currency | Date |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 689.94 | USD | 20251014 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 689.94 | USD | 20251014 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.94 | USD | 20251014 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.94 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 746.26 | USD | 20251014 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 915.22 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 633.62 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 746.26 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 746.26 | USD | 20251014 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 746.26 | USD | 20251014 |