5 | Product Overview
INFICON
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074-594-P1H Micro GC Fusion Operating Man-
ual
5.10.7 Column Heater
Column Heater
Specification
Max (temp. programmed)
250°C of column phase maximum, whichever is lower
with temperature programming
Max (isothermal)
225°C or column phase maximum, whichever is lower
with isothermal operation
Resolution
0.1°C
Maximum heating rate
5°C per second (column dependent)
5.10.8 GC Column
GC Column
Specification
Fused silica
• Wall coated open tubular (WCOT)
• Porous layer open tubular (PLOT)
5.10.9 Thermal Conductivity Detector
Thermal Conductivity Detector
Specification
Internal volume
240 nL (MEMS)
Detection limit
1 ppm, n-Hexane (WCOT columns)
Linear dynamic range
10^6 ± 10%
5.10.10 Carrier Gas specifications
Carrier Gas
Specification
Connector type
1/8 in. Swagelok
Source
External pressurized cylinder
Types
Helium, hydrogen, nitrogen, argon
Carrier gas purity
99.999%
Input pressure
400-427 kPa (58-62 psi)
5.10.11 Repeatability
Repeatability
Specification
Retention time
≤0.1% RSD (WCOT columns)
Peak area
≤1% RSD (≥0.1% concentration, WCOT columns)