| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 690.19 | USD | 20251015 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 746.53 | USD | 20251015 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 809.92 | USD | 20251015 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 915.56 | USD | 20251015 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 957.81 | USD | 20251015 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 690.19 | USD | 20251015 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 718.36 | USD | 20251015 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 774.7 | USD | 20251015 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 887.39 | USD | 20251015 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 690.19 | USD | 20251015 |