| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 1000.99 | USD | 20251021 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 1085.58 | USD | 20251021 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1106.72 | USD | 20251021 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 916.4 | USD | 20251021 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 916.4 | USD | 20251021 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1127.87 | USD | 20251021 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 867.05 | USD | 20251021 |