Molecular Formula | O4S-2 |
Molar Mass | 96.06 |
Use | Introduction sulfates are functional groups that are present in many biologically active compounds. In addition, hydrolysis can release alcohol, which is also used in prodrugs to enhance water solubility. |
Hazard Symbols | Xn - Harmful |
Risk Codes | 20/22 - Harmful by inhalation and if swallowed. |
UN IDs | UN 3316 9 |
Sulfates are a class of compounds containing sulfate ions (SO4 ^ 2-). Sulfates can be inorganic compounds such as sodium sulfate (Na2SO4), calcium sulfate (CaSO4), or organic compounds such as ethyl sulfate. Sulfates are widely used in fields such as chemical analysis and standard preparation.
Nature:
1. Usually in the form of colorless crystals or powders, sometimes also in the form of white or light yellow.
2. It has a high solubility in water and can form a solution with metal ions, exhibiting strong acidity.
3. Its chemical properties are stable and not easily volatile, but it may decompose under high temperature and humid conditions.
Usage:
Sulfates are widely used in laboratories and industrial production as standards, catalysts, buffers, electrolytes, scale inhibitors, etc. It also has important applications in fields such as chemical engineering and metallurgy.
Method:
The preparation of sulfate esters is mainly achieved by reacting sulfuric acid with corresponding oxides or alkaline substances. For example, sodium sulfate can be prepared by reacting sulfuric acid and sodium hydroxide to obtain: H2SO4+2NaOH ->Na2SO4+2H2O.
Security information:
1. Sulfates are corrosive chemicals that may cause burns on the skin and eyes when in contact with them. Inhalation or ingestion can cause irritation to the respiratory and digestive tracts.
2. When using or storing, pay attention to protective measures, avoid contact with skin and eyes, and ensure good ventilation.
3. If accidental contact or eating occurs, immediately rinse with plenty of water and seek medical treatment.
storage conditions | 2-8°C |
morphology | Liquid |
color | Clear colorless |
BRN | 3648446 |
EPA chemical information | Sulfate (14808-79-8) |