455849
Ammonium hydrogensulfate
99.99% trace metals basis
Synonym(s):
Ammonium bisulfate, Ammonium sulfate monobasic
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About This Item
Linear Formula:
(NH4)HSO4
CAS Number:
Molecular Weight:
115.11
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.23
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Assay
99.99% trace metals basis
form
crystalline
impurities
≤200 mg/kg Trace metallic impurities analysis (ICP)
bp
350 °C (dec.)(lit.)
mp
121-145 °C (lit.)
density
1.79 g/mL at 25 °C (lit.)
SMILES string
N.OS(O)(=O)=O
InChI
1S/H3N.H2O4S/c;1-5(2,3)4/h1H3;(H2,1,2,3,4)
InChI key
BIGPRXCJEDHCLP-UHFFFAOYSA-N
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Application
- Enhancement of Aesthetic Dental CAD-CAM Materials through Surface Etching with a Mixed Aqueous Solution of Ammonium Fluoride and Ammonium Hydrogen Sulfate - This study explores the potential of ammonium hydrogen sulfate in surface etching applications for dental materials, focusing on its low toxicity and effective etching capabilities (Y Nishizawa et al., 2024).
- Thermodynamics of ammonioalunite precipitation in ammonium aluminum sulfate solution - Investigates the thermodynamic properties of ammonium aluminum sulfate solutions, providing insights into chemical processes involving ammonium hydrogen sulfate (X Yang et al., 2020).
- Hygroscopic behavior and chemical composition evolution of internally mixed aerosols composed of oxalic acid and ammonium sulfate - Studies the hygroscopic properties of mixed aerosol particles, including those formed with ammonium hydrogen sulfate, to understand atmospheric chemical processes better (X Wang et al., 2017).
Signal Word
Danger
Hazard Statements
Precautionary Statements
Hazard Classifications
Eye Dam. 1 - Skin Corr. 1B
Storage Class Code
8B - Non-combustible corrosive hazardous materials
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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Bryan R Bzdek et al.
The journal of physical chemistry. A, 114(43), 11638-11644 (2010-10-13)
The reaction kinetics of ammonium bisulfate clusters with dimethylamine (DMA) gas were investigated using Fourier transform ion cyclotron resonance mass spectrometry (FTICR-MS). Clusters ranged in size from 1 to 10 bisulfate ions. Although displacement of the first several ammonium ions
W S Tunnicliffe et al.
Occupational and environmental medicine, 60(11), e15-e15 (2003-10-24)
To explore the effects in normal and asthmatic adults of exposure to 200 ppb sulphur dioxide (SO2) and 200 microg/m3 and 2000 microg/m3 aerosols of ammonium bisulphate (AB) and sulphuric acid (SA) (MMD 0.3 microm). Exposures were placebo controlled, for
Guangjie Li et al.
Planta, 235(2), 239-252 (2011-08-26)
Ammonium (NH(4)(+)) toxicity is a significant agricultural problem globally, compromising crop growth and productivity in many areas. However, the molecular mechanisms of NH(4)(+) toxicity are still poorly understood, in part due to a lack of valuable genetic resources. Here, a
R B Schlesinger
Environmental research, 34(2), 268-279 (1984-08-01)
The effect of 1-hr oral inhalation exposures to submicrometer aerosols of ammonium bisulfate (NH4HSO4), ammonium sulfate [NH4)2SO4), and sodium sulfate (Na2SO4) upon mucociliary clearance from the bronchial tree of rabbits was examined. Exposures to NH4HSO4 at concentrations of approximately 600-1700
T B Martonen et al.
Journal of toxicology and environmental health, 8(5-6), 1001-1014 (1981-11-01)
Experimental measurements of the growth of monodisperse dry NH4HSO4 aerosols by H2O vapor condensation have been reported in the literature. These data are incorporated into an aerosol deposition model to study the behavior of inhaled NH4HSO4 particles, which is of
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