Ammonium sulfate is an ammonium salt commonly used as fertilizer. It can be synthesized by neutralizing sulfuric acid with ammonia. It is reported to enhance the phytotoxicity of several herbicides like glyphosates. It is formed as a co-product during the manufacture of caprolactam, a precursor of nylon.
Synonyms: Mascagnite
Molecular Formula: H8N2O4S
Molecular Weight: 132.14
Linear Structural Formula: (NH4)2SO4
MDL Number: MFCD00003391
Purity: >=99.0%
Melting Point: >280 C (dec.) (lit.)
Density: 1.77 g/mL at 25 C (lit.)
Application: Ammonium sulfate may be used in methyl cellulose precipitable tannin assay to examine wine tannin in finished wine samples. It may also be used in making externally mixed aerosols for analyzing the 1 x 3 tandem differential mobility analyzer (1 x 3-TDMA), which is mainly employed for determining the irreversibility of the hygroscopic growth factor of aerosol particles.
Legal Information: Redi-Dri is a trademark of Sigma-Aldrich Co. LLC