Overview

Gas Chromatography Mass Spectrometry LZ-GCMS-A879 is a high precision Gas chromatograph mass spectrometer with pre-filter mass analyzer and electron multiplier ensuring high sensitivity. Desorption for solids is performed at controlled temperature between 100 ~ 350 °C with a flow rate of 1 to 1.5 ml / min. With seven stage temperature programming and an interface temperature of 450 °C the analysis is sensitive and specific.

Specifications :

Gas Chromatography Specifications	Flow rate 1 ~ 1.5 ml / min Maximum flow rate 10 ml / min Inlet temperature 450 °C Pressure range 0 ~ 100 psi Heating rate Up to 120 °C / min Room temperature 4 °C ~ 450 °C Pressure control mode Electronic pressure control ( Supports CV and CC ) Split mode Split / split less Split ratio 41.667361111111 Temperature programming 7 stages / 8 platforms Auto sampler Optional
Mass Spectrometry Specifications	Mass range 1.5 ~ 1000 amu Ion – source temperature 100 °C ~ 350 °C GC-MS interface temperature 450 °C Scan rate Up to 10000 amu/s Stability ± 0.10 amu / 48 hrs. Filament emission current 0 ~ 350 µA EI source ionization energy 5 eV ~ 250 eV Resolution Unit resolution Detector High energy dynode electron multiplier Sensitivity Full scan ( S / N is ≥ 30 : 1 ) Vacuum Turbo molecular pump ( 67 L/s )

Features :

• Column flow rate is 1 ~ 1.5 ml / min
• Maximum flow rate is 10 ml / min
• Simultaneous analysis with different components increasing productivity
• Electronic flow control system
• Mass analyzer with pre-filter reducing quadruple filtration
• Turbo molecular pump vacuum system for stability and reliability
• Software controlled auto sampler , gas chromatograph and mass spectrometer
• Screens and quantifies more than 1000 compounds in a single run

Applications :

Used in identifying and quantifying volatile organic compounds in mixtures, testing residual solvents, identification of trace impurities in liquids or gases, evaluating extracts from plastics, contaminants on semiconductor wafers or other technology products.