| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 281.97 | USD | 20251021 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 281.97 | USD | 20251021 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 317.21 | USD | 20251021 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 239.67 | USD | 20251021 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 235.44 | USD | 20251021 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 235.44 | USD | 20251021 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 235.44 | USD | 20251021 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 235.44 | USD | 20251021 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 235.44 | USD | 20251021 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 235.44 | USD | 20251021 |