ammonium bisulfate

sulfuric acid, monoammonium salt

CAS: 7803-63-6 H5 N O4 S MW: 115.10865000

Identification

Nameammonium bisulfate
IUPACazanium;hydrogen sulfate
CAS Number7803-63-6
EINECS232-265-5
FDA UNII6218R7MBZB
Molecular FormulaH5 N O4 S
Molecular Weight115.10865000
MDL NumberMFCD00051073

Regulatory

Physical Properties

Appearance white powder (est)
Assay 95.00 to 100.00
Food Chemicals Codex Listed No
Specific Gravity 1.79000 @ 25.00 °C.
Boiling Point 330.00 °C. @ 760.00 mm Hg (est)
Vapor Pressure 0.000034 mmHg @ 25.00 °C. (est)
Flash Point 32.00 °F. TCC ( 0.00 °C. ) (est)
logP (o/w) -1.031 (est)
Soluble in water, 1e+006 mg/L @ 25 °C (est)

No sensory data available

Safety Information

Preferred SDSView
Oral/Parenteral ToxicityNot determined
Dermal ToxicityNot determined
Inhalation ToxicityNot determined

GHS Classification

['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']

Safety in Use

Categoryinformation only not used for fragrances or flavors
Recommendation for ammonium bisulfate usage levels up tonot for fragrance use.
Recommendation for ammonium bisulfate flavor usage levels up tonot for flavor use.

No supplier data available

Potential Uses

None Found

Natural Occurrence

not found in nature

Synonyms

ammonium bisulphate ammonium hydrogen sulfate ammonium hydrogen sulfate (1:1:1) ammonium hydrogensulfate ammonium hydrogensulphate ammoniumhydrogensulfate azanium;hydrogen sulfate sulfuric acid monoammonium salt sulfuric acid, monoammonium salt PubMed: Growth of Ammonium Bisulfate Clusters by Adsorption of Oxygenated Organic Molecules. PubMed: Heterogeneous reactions of alkylamines with ammonium sulfate and ammonium bisulfate. PubMed: Size-dependent reactions of ammonium bisulfate clusters with dimethylamine. PubMed: Kinetics of N(2)O(5) hydrolysis on secondary organic aerosol and mixed ammonium bisulfate-secondary organic aerosol particles. PubMed: Structure of butanol and hexanol at aqueous, ammonium bisulfate, and sulfuric acid solution surfaces investigated by vibrational sum frequency generation spectroscopy. PubMed: Stable ammonium bisulfate clusters in the atmosphere. PubMed: Fragmentation energetics of clusters relevant to atmospheric new particle formation. PubMed: Ammonium bisulfate/water: a pseudobinary system. PubMed: Computation of ammonium bisulfate aerosol deposition in conducting airways. PubMed: Reactive uptake of an isoprene-derived epoxydiol to submicron aerosol particles. PubMed: Impacts of Sulfate Seed Acidity and Water Content on Isoprene Secondary Organic Aerosol Formation. PubMed: Direct measurements of the optical cross sections and refractive indices of individual volatile and hygroscopic aerosol particles. PubMed: Mechanism of the gaseous hydrolysis reaction of SO₂: Effects of NH₃ versus H₂O. PubMed: Airborne pollutant characteristics in an urban, industrial and agricultural complex metroplex with high emission loading and ammonia concentration. PubMed: Formation and growth of molecular clusters containing sulfuric acid, water, ammonia, and dimethylamine. PubMed: Heterogeneous reactions of epoxides in acidic media. PubMed: Vibrational spectra and fragmentation pathways of size-selected, D2-tagged ammonium/methylammonium bisulfate clusters. PubMed: Long-term trends in visibility and at Chengdu, China. PubMed: Seasonal variation and source apportionment of organic and inorganic compounds in PM2.5 and PM10 particulates in Beijing, China. PubMed: Comparative biological potency of acidic sulfate aerosols: implications for the interpretation of laboratory and field studies. PubMed: Bond energies and structures of ammonia-sulfuric acid positive cluster ions. PubMed: Experimental evidence for excess entropy discontinuities in glass-forming solutions. PubMed: Isolation and characterization of a novel ammonium overly sensitive mutant, amos2, in Arabidopsis thaliana. PubMed: Investigation into stability of poly(vinyl alcohol)-based Opadry® II films. PubMed: Pulmonary effects of ultrafine and fine ammonium salts aerosols in healthy and monocrotaline-treated rats following short-term exposure. PubMed: Morphology hypothesized to influence aerosol particle deliquescence. PubMed: Toxicity of chemical components of fine particles inhaled by aged rats: effects of concentration. PubMed: Comparative potency of inhaled acidic sulfates: speciation and the role of hydrogen ion. PubMed: Comparative irritant potency of inhaled sulfate aerosols--effects on bronchial mucociliary clearance. PubMed: A survey of effects of gaseous and aerosol pollutants on pulmonary function of normal males. PubMed: Toxicity of chemical components of ambient fine particulate matter (PM 2.5) inhaled by aged rats. PubMed: Light scattering characteristics of aerosols as a function of relative humidity: Part I--A comparison of measured scattering and aerosol concentrations using the theoretical models. PubMed: Charring characteristics of atmospheric organic particulate matter in thermal analysis. PubMed: Seasonal variations and evidence for the effectiveness of pollution controls on water-soluble inorganic species in total suspended particulates and fine particulate matter from Xi'an, China. PubMed: Ammonium bisulfite contact dermatitis: face eczema due to a bleaching ointment used during hair-dying. PubMed: The effect of sulphurous air pollutant exposures on symptoms, lung function, exhaled nitric oxide, and nasal epithelial lining fluid antioxidant concentrations in normal and asthmatic adults. PubMed: Factors affecting the response of lung clearance systems to acid aerosols: role of exposure concentration, exposure time, and relative acidity. PubMed: Sulfuric acid-ammonium sulfate aerosol: optical detection in the St. Louis region. PubMed: Hygroscopic growth of multicomponent aerosol particles influenced by several cycles of relative humidity. PubMed: Source apportionment of fine particulate matter in the southeastern United States. PubMed: Experimental determination of the H2SO4/(NH4)2SO4/H2O phase diagram. PubMed: Equilibrium phase diagrams of aqueous mixtures of malonic acid and sulfate/ammonium salts. PubMed: Crystallization of aqueous inorganic-malonic acid particles: nucleation rates, dependence on size, and dependence on the ammonium-to-sulfate ratio. PubMed: Integrated assessment modeling of atmospheric pollutants in the Southern Appalachian Mountains: Part II. Fine particulate matter and visibility. PubMed: Aerosol chemical and optical properties during the Mt. Zirkel Visibility Study. PubMed: Respiratory tract responses to repeated inhalation of an oxidant and acid gas-particle air pollutant mixture. PubMed: Light scattering characteristics of aerosols at ambient and as a function of relative humidity: Part II--A comparison of measured scattering and aerosol concentrations using statistical models. PubMed: The nature and origins of acid summer haze air pollution in metropolitan Toronto, Ontario. PubMed: Problems in the estimation of human exposure to components of acid precipitation precursors. PubMed: Effects of inhaled acid aerosols on lung mechanics: an analysis of human exposure studies. PubMed: Ambient sulfate aerosol deposition in man: modeling the influence of hygroscopicity. PubMed: Potential risks to human respiratory health from "acid fog": evidence from experimental studies of volunteers. PubMed: Airway responses to sulfate and sulfuric acid aerosols in asthmatics. An exposure-response relationship. PubMed: Effects of brief and intermediate exposures to sulfate submicron aerosols and sulfate injections and cardiopulmonary function of dogs and tracheal mucous velocity of sheep. PubMed: Controlled exposures of human volunteers to sulfate aerosols. Health effects and aerosol characterization.