| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Shunzhibang | China national standards | MT | 253.22 | USD | 20250918 |
| Henan Sendi EnvTech | China national standards | MT | 194.13 | USD | 20250918 |
| Henan Sendi EnvTech | China national standards | MT | 201.17 | USD | 20250918 |
| Shanghai Guoke | China national standards | MT | 232.12 | USD | 20250918 |
| Henan Junma Chem | China national standards | MT | 189.91 | USD | 20250918 |
| Pingxiang Lixin BioTech | China national standards | MT | 182.88 | USD | 20250918 |
| Jiangxi Jinghao Salt | China national standards | MT | 203.98 | USD | 20250918 |
| Pingxiang Lixin BioTech | China national standards | MT | 184.29 | USD | 20250918 |
| Zhangzhou Sanan Chem | China national standards | MT | 225.08 | USD | 20250918 |
| Shandong Qiangsen Chem | China national standards | MT | 190.07 | USD | 20250916 |