Tengzhou City, the vast chromatographic equipment Technology Co., Ltd. GC-790 gas chromatography, non-methane total hydrocarbon column, methane column, total hydrocarbon column, 3m * 1/8, with hydrogen flame detector, double stainless steel packed column analysis fixed The total hydrocarbon, methane, and oxygen peaks in the exhaust gas of the pollution source to obtain non-methane total hydrocarbon (NMHC) content. When the amount of chromatographic injection is 1.0 mL, the detection concentration of the method is 4 × 10-2mg / m3, and the concentration of the method is 0.12 ~ 32 mg / m3.
Total hydrocarbon column:
Stationary phase: silanized glass beads
Specifications: 1m * 3mm (diameter) (metric, general domestic chromatography instrument configuration)
1m * 1/8 (imperial, general import chromatographic equipment configuration)
Methane column:
Fixed phase: GDX-104
Specifications: 3m * 3mm (diameter) (metric, general domestic chromatography instrument configuration)
3m * 1/8 inch (inch, general import chromatographic instrument configuration)
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Non-methane total hydrocarbon column, methane column, total hydrocarbon column, 3m * 1/8 application spectrum:
