| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haihua Group Co., Ltd. | China national standards | MT | 169.08 | USD | 20251020 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 183.17 | USD | 20251020 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 204.3 | USD | 20251020 |
| Xiangyang Youdeshi Chemical Co., Ltd. | Food Grade | MT | 211.35 | USD | 20251020 |
| Xiangyang Youdeshi Chemical Co., Ltd. | Food Grade | MT | 194.44 | USD | 20251020 |
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 211.35 | USD | 20251020 |
| Xiangyang Youdeshi Chemical Co., Ltd. | Food Grade | MT | 194.44 | USD | 20251020 |
| Xiangyang Youdeshi Chemical Co., Ltd. | Food Grade | MT | 211.35 | USD | 20251020 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.42 | USD | 20251019 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.42 | USD | 20251019 |