Description
METHYLAMMONIUM CHLORIDE CH₆CLN 99.99% CAS 593-51-1RESEARCH GRADE MATERIAL
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TAILORED SOLUTIONS FOR RESEARCH
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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Methylammonium chloride exhibits strong hygroscopicity and hydrolysis upon moisture exposure, necessitating storage under inert atmosphere and light protection. Handling requires use of a glovebox with controlled H2O and O2 levels, and immediate container sealing after use.
- Moisture Sensitivity: Material undergoes hydrolysis upon exposure to atmospheric moisture, requiring storage under inert atmosphere or desiccated conditions.
- Light Sensitivity: Light-sensitive material necessitates storage in light-protective packaging or amber containers to prevent photodegradation.
- Glovebox Handling: Powder handling must be performed in an inert-atmosphere glovebox with H2O less than 1 ppm and O2 less than 1 ppm to prevent degradation.
- Incompatible Storage: Do not store together with strong oxidizing agents or alkaline reagents to avoid hazardous reactions.
- Solubility Limitation: Soluble only in water with hydrolysis; insoluble in common organic solvents, limiting processing solvent options.
This procedure describes the handling and solution preparation of methylammonium chloride for perovskite thin film deposition. All steps must be performed under inert atmosphere to prevent precursor degradation.
Required Equipment: Inert-atmosphere glovebox (H2O < 1 ppm, O2 < 1 ppm), Spin-coating apparatus, Light-protective storage container
- Transfer to Glovebox
Transfer the methylammonium chloride crystalline solid from the sealed packaging into a glovebox with H2O less than 1 ppm and O2 less than 1 ppm. - Weigh Material
Weigh the required amount of the solid using a dry spatula and an analytical balance inside the glovebox. - Dissolve in Anhydrous Solvent
Dissolve the weighed solid in an anhydrous solvent, avoiding water as it causes hydrolysis. - Deposit Precursor Solution
Deposit the precursor solution onto a clean substrate using spin-coating or sequential deposition while maintaining inert atmosphere. - Seal and Store
Seal the container immediately after each use to prevent moisture ingress and store in a light-protected, dry environment.
How does the 99.99% purity of methylammonium chloride influence its role as a crystallization modulator in perovskite thin films?
The ultra-high purity >99.99% minimizes trace contaminants that could act as unintentional dopants or recombination centers, allowing the chloride ion to precisely retard crystallization kinetics and promote larger grain growth. This directly enhances charge carrier transport and reduces recombination losses in completed devices.
What solvents are compatible with methylammonium chloride for solution processing of perovskite films?
Methylammonium chloride is freely soluble only in water, where it hydrolyzes, and is insoluble in common organic solvents including ethanol, ether, ethyl acetate, chloroform, and acetone. Therefore, solution processing must be performed in an inert-atmosphere glovebox using water-based systems with strict moisture control, or alternative deposition methods must be considered.
What storage and handling infrastructure is required to maintain the stoichiometric integrity of methylammonium chloride?
The material requires light-protected, dry, sealed storage at room temperature, and must be transferred immediately to a desiccated environment upon receipt. Handling should be performed in an inert-atmosphere glovebox with H₂O <1 ppm and O₂ <1 ppm to prevent hydrolysis and deliquescence, and the container cap must be tightened immediately after each use.
Methylammonium Chloride (99.99%) is a high-purity perovskite precursor that modulates crystallization but requires strict moisture- and light-free handling, making it ideal for advanced photovoltaic research under controlled glovebox conditions.
Positive
- Ultra-High Purity Exceeding 99.99%: The material is refined to >99.99% purity with extremely low batch impurity content, suitable for applications where trace contaminants compromise device performance and experimental reproducibility.
- Effective Perovskite Crystallization Modulator: Chloride incorporation retards crystallization kinetics, promoting larger grain growth and improved film morphology, directly enhancing charge carrier transport and reducing recombination losses.
Trade-offs
- Extreme Moisture Sensitivity Requires Glovebox Handling: The compound is strongly hygroscopic and prone to hydrolysis. Preparation must be conducted in an inert-atmosphere glovebox (H₂O <1 ppm, O₂ <1 ppm) to prevent deliquescence and irreversible degradation of precursor stoichiometry.
- Strict Light-Protected Storage Mandatory: The material is light-sensitive and must be stored in light-protected, sealed, dry conditions at room temperature. Exposure to moisture or light will degrade the material, necessitating immediate transfer to desiccated storage upon receipt.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
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