| Vendor | Spec | Unit | Price | Currency | Date |
| Hunan Jianghai Environmental Protection Co., Ltd. | China national standards | MT | 110.05 | USD | 20251121 |
| Hunan Jianghai Environmental Protection Co., Ltd. | China national standards | MT | 110.05 | USD | 20251121 |
| Hunan Jianghai Environmental Protection Co., Ltd. | China national standards | MT | 536.16 | USD | 20251121 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 84.66 | USD | 20251121 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.16 | USD | 20251121 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.16 | USD | 20251121 |
| Guangdong Huihao Industrial Trade Co., Ltd. | China national standards | MT | 162.26 | USD | 20251121 |
| Guangzhou Longyu Chemical Co., Ltd. | China national standards | MT | 169.31 | USD | 20251121 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 112.87 | USD | 20251121 |
| Henan Leavit Chemical Technology Co., Ltd. | Industrial Grade | MT | 91.67 | USD | 20251120 |