| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 747.22 | USD | 20251021 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 775.41 | USD | 20251021 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 747.22 | USD | 20251021 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 867.05 | USD | 20251021 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 761.31 | USD | 20251021 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 728.89 | USD | 20251021 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 768.36 | USD | 20251021 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 704.92 | USD | 20251021 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 726.07 | USD | 20251021 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 711.97 | USD | 20251021 |