455849
Ammonium hydrogensulfate
99.99% trace metals basis
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Synonym(s):
Ammonium bisulfate, Ammonium sulfate monobasic
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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Quality Level
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
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Regulatory Information
危险化学品
Certificates of Analysis (COA)
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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
R B Schlesinger et al.
Environmental research, 52(2), 210-224 (1990-08-01)
Inhaled acidic sulfate aerosols affect various aspects of lung function, presumably by delivery of hydrogen ion (H+) to target sites. Recent evidence suggests that the relationship between response and H+ content of the exposure atmosphere may depend upon the specific
W J Mautz et al.
Toxicological sciences : an official journal of the Society of Toxicology, 61(2), 331-341 (2001-05-16)
The purpose of this study was to examine a broad range of toxicologic responses in rats exposed to a multi-component pollutant atmosphere. Cumulative and adaptive respiratory tract responses to 3 concentrations of an inhaled particle-oxidant mixture were examined in Fisher
Chong Qiu et al.
Environmental science & technology, 45(11), 4748-4755 (2011-05-05)
The heterogeneous reactions between alkylamines and ammonium salts (ammonium sulfate and ammonium bisulfate) have been studied using a low-pressure fast flow reactor coupled to an ion drift-chemical ionization mass spectrometer (ID-CIMS) at 293 ± 2 K. The uptake of three
R B Schlesinger
Environmental health perspectives, 79, 121-126 (1989-02-01)
The ability of the lungs to clear deposited material is essential for maintenance of lung homeostasis. Acid aerosols have been shown to alter the efficiency of this process. This paper assesses the role of acid aerosol exposure concentration (C), exposure
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