8.06022
Methanesulfonic acid
for synthesis
Synonym(s):
Methanesulfonic acid, MSA
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About This Item
grade
synthesis grade
Quality Level
vapor pressure
<1 hPa ( 20 °C)
assay
≥99.0% (acidimetric)
form
liquid
potency
649 mg/kg LD50, oral (Rat), 200-2000 mg/kg LD50, skin (Rabbit)
bp
167 °C/13 hPa
mp
20 °C
transition temp
flash point 189 °C
solubility
1000 g/L
density
1.48 g/cm3 at 20 °C
storage temp.
2-30°C
SMILES string
[S](=O)(=O)([O-])C.[H+]
InChI
1S/CH4O3S/c1-5(2,3)4/h1H3,(H,2,3,4)
InChI key
AFVFQIVMOAPDHO-UHFFFAOYSA-N
Application
- Methanesulfonic Acid in Hydrometallurgy: This paper reviews the properties of methanesulfonic acid and its applications in hydrometallurgy, highlighting its benefits over other acids. (Binnemans and Jones, 2023).
- The Role of MSA in Aerosol Formation and Growth: This study investigates how MSA can influence aerosol formation and the associated radiative forcings, emphasizing its environmental impacts. (Hodshire et al., 2019).
- Organic Acids in New Particle Formation: Research on the role of organic acids in enhancing MSA-driven new particle formation, providing insights into atmospheric chemistry. (Zhang et al., 2022).
- Methanesulfonic Acid as a Sustainable Acidic Solvent: This article discusses the use of MSA for recovering metals from zinc industry residue, showcasing its applications in sustainable metallurgy. (Palden et al., 2019).
Analysis Note
Assay (acidimetric): ≥ 99.0 %
Density (d 20 °C/ 4 °C): 1.478 - 1.482
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.
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signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1 - STOT SE 3
target_organs
Respiratory system
Storage Class
8A - Combustible corrosive hazardous materials
wgk
WGK 1
flash_point_f
372.2 °F - closed cup
flash_point_c
189 °C - closed cup
Certificates of Analysis (COA)
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