779423

Ammonia solution

4 M in methanol

• Linear Formula: NH₃
• CAS Number: 7664-41-7
• Molecular Weight: 17.03
• MDL number: MFCD00011418
• UNSPSC Code: 12352300
• PubChem Substance ID: 329768037
• NACRES: NA.21

Properties

• form: liquid
• concentration: 3.6-4.4 M (back titration with NaOH); 3400-4400 mmol/L (back titration with NaOH); 4 M in methanol
• SMILES string: N
• InChI: 1S/H3N/h1H3
• InChI key: QGZKDVFQNNGYKY-UHFFFAOYSA-N

Description

General description

Ammonia solution (ammonia in methanol) is a colorless gas with a characteristic strong odor. It is highly soluble in water, alcohol, chloroform ether, ethanol, and methanol. Ammonia solution is commonly used as a base.

Application

• Integrated Approaches Revealed the Therapeutic Mechanisms of Zuojin Pill Against Gastric Mucosa Injury in a Rat Model with Chronic Atrophic Gastritis.: This study explores the multifaceted pharmacological effects of Zuojin Pill, employing ammonia solution in the experimental setup, which contributed to understanding its protective mechanisms against gastric mucosa injury (Chen L et al., 2024).


• Research on the Synthesis of Zinc-Ammonium Phosphate Using Galvanic Waste Sludge as a Source of Zinc.: Focused on sustainable practices, this research employs ammonia solution in synthesizing zinc-ammonium phosphate from industrial waste, highlighting a novel method for recycling and environmental conservation (Morgovan CM et al., 2024).


• Understanding the role of zinc ions on struvite nucleation and growth in the context of infection urinary stones.: This metallurgical study investigates how ammonia solution interacts with zinc ions to influence the formation of struvite crystals, crucial for understanding pathological processes in urinary infections (Prywer J et al., 2024).


• Recycling of metals from LiFePO4 battery cathode material by using ionic liquid based-aqueous biphasic systems.: Ammonia solution is used in innovative ionic liquid systems for the recycling of valuable metals from spent batteries, contributing to sustainable material management (Li X et al., 2024).


• Highly Efficient and Reproducible Sonochemical Synthesis of ZnO Nanocrystals.: This research demonstrates the use of ammonia solution in the sonochemical synthesis of ZnO nanocrystals, presenting a reproducible method for producing high-quality nanomaterials (Fioravanti A et al., 2024).

Safety Information

• Pictograms: GHS02,GHS06,GHS08,GHS05
• Signal Word: Danger
• Hazard Statements: H225,H301 + H311 + H331,H314,H370,H412
• Precautionary Statements: P210 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Flam. Liq. 2 - Skin Corr. 1B - STOT SE 1
• Target Organs: Eyes
• Supplementary Hazards: EUH071
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 2
• Flash Point(F): 57.2 °F - open cup
• Flash Point(C): 14 °C - open cup