| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Shuanghuan Tech | China national standards | MT | 168.88 | USD | 20250924 |
| Shanghai SKY Chem | China national standards | MT | 123.84 | USD | 20250924 |
| Hunan Jianghai Env | China national standards | MT | 123.84 | USD | 20250924 |
| Hunan Jianghai Env | China national standards | MT | 123.84 | USD | 20250924 |
| Henan Kaijie Water | China national standards | MT | 123.84 | USD | 20250924 |
| Langfang Fanbei Bio | Reagent Grade | MT | 106.96 | USD | 20250924 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 189.99 | USD | 20250924 |
| Hubei 789 Chem | Agricultural Grade | MT | 106.96 | USD | 20250924 |
| Hunan Jianghai Env | China national standards | MT | 123.84 | USD | 20250924 |
| Shanghai Guoke | China national standards | MT | 123.84 | USD | 20250924 |