Gradient Grade Acetonitril

Gradient Grade Acetonitrile Specification CAS.No:75-05-8Molecular formula:C2H3NMolecular weight:41.05.Characters: mp:(-43±2); bp:81.6; Density(20):0.7768g/cm3.Quality indicators: main content:≥99.9%; moisture:≤0.03%.Test ItemsGradient GradeAssay CH3CN (GC) , ω / % ≥99.9Appearance Clear, ColorlessDensity (20°C) , ρ / (g/mL) 0.782 0.785Evaporation Residue ω / % ≤0.0005Water (H2O) ω / % ≤0.02Solubility in H2O. Pass TestTitrable Acid. / (mmol/g) ≤0.0004Titrable Base. / (mmol/g) ≤0.0002Potassium Permanganate—UV Absorbance,(1.00-cm cell vs.water)190nm1.00200nm0.05210nm0.04220nm0.03230nm0.01240nm0.01250nm0.005254nm0.005GC-ECD Responsive Residue (Single Peak) (As γ-666) / (ng/L) —Gradient Test 254 nm / (AU) ≤0.005