| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Xingfa Chemicals Group Co., Ltd. | 85% | MT | 959.87 | USD | 20251029 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | 85% | MT | 1129.26 | USD | 20251029 |
| Shandong Yihe Fine Chemical Co., Ltd. | 85% | MT | 875.17 | USD | 20251029 |
| Changzhou Jiaye Chemical Co., Ltd. | 85% | MT | 1030.45 | USD | 20251029 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 988.1 | USD | 20251029 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1086.91 | USD | 20251029 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1072.79 | USD | 20251029 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | 85% | MT | 1016.33 | USD | 20251029 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1086.71 | USD | 20251028 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1072.6 | USD | 20251028 |