Detailed Product Description
High purity solvent,
Low residue Low water,
Low UV-absorbance,
assuring optimum sensitivity,
long term stability
Pesticide Analysis Grade Methanol Specification
CAS.No:67-56-1
Molecular formula: CH3OH
Molecular weight: 32.04.
Refractive Index: 1.3288
*The following content is generated by AI and is for reference only.
Pesticide Analysis Grade Methanol is a high-purity solvent specifically formulated for the rigorous demands of analytical chemistry, particularly in pesticide residue testing. Its primary molecular formula is CH₃OH, and it carries the CAS number 67-56-1. As a fundamental reagent in liquid chromatography (HPLC) and gas chromatography (GC), this grade of methanol ensures exceptional reliability by minimizing background interference that could compromise sensitive detection methods. Unlike standard laboratory-grade solvents, Pesticide Analysis Grade Methanol undergoes stringent purification processes to eliminate trace impurities such as aldehydes, ketones, water, and non-volatile residues. These contaminants are strictly controlled to parts-per-billion levels, ensuring they do not interfere with mass spectrometry or UV detection systems used in modern laboratories.
The product serves as an indispensable mobile phase component in HPLC analyses, facilitating the efficient separation of complex pesticide mixtures found in food, water, and environmental samples. Its low ultraviolet absorbance makes it ideal for spectroscopic applications where clarity at specific wavelengths is critical. Furthermore, its high volatility aids in rapid sample evaporation during preparation steps without leaving behind residue that could clog instrument columns or alter concentration calculations. Regulatory bodies worldwide, including the EPA and EU standards, often mandate the use of analysis-grade solvents for compliance testing to guarantee data integrity and legal defensibility.
In practical application, this solvent supports a wide array of techniques including QuEChERS extraction protocols, solid-phase extraction, and derivatization reactions. The consistent quality of Pesticide Analysis Grade Methanol allows researchers to achieve reproducible results across different batches, which is vital for long-term monitoring studies and forensic investigations. By providing a chemically inert yet highly effective medium, it enables the accurate quantification of diverse pesticide classes, from organophosphates to neonicotinoids. Ultimately, selecting this specialized grade is essential for maintaining the highest standards of accuracy, safety, and efficiency in any laboratory dedicated to environmental safety and food security analysis.