| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.07 | USD | 20251021 |
| Hunan Jianghai Environmental Protection Co., Ltd. | China national standards | MT | 124.07 | USD | 20251021 |
| Guangdong Huihao Industrial Trade Co., Ltd. | China national standards | MT | 162.13 | USD | 20251021 |
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 138.16 | USD | 20251021 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.07 | USD | 20251021 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 112.79 | USD | 20251021 |
| Henan Leavit Chemical Technology Co., Ltd. | Industrial Grade | MT | 91.64 | USD | 20251021 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 109.9 | USD | 20251020 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 123.99 | USD | 20251020 |
| Henan Leavit Chemical Technology Co., Ltd. | Industrial Grade | MT | 91.58 | USD | 20251020 |