| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 900.71 | USD | 20250930 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 900.71 | USD | 20250930 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 985.15 | USD | 20250930 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1069.59 | USD | 20250930 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1083.67 | USD | 20250930 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | 85% | MT | 1013.3 | USD | 20250930 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 858.08 | USD | 20250929 |
| Wengfu (GROUP) Co., Ltd. | Industrial Grade;优等级 | MT | 1055.02 | USD | 20250929 |
| Suzhou Chemical Material Co., Ltd. | 85% | MT | 1055.02 | USD | 20250929 |
| Guangdong Huihao Industrial Trade Co., Ltd. | 85% | MT | 1040.95 | USD | 20250929 |