Gastec Colour Detector Tubes - N

Gastec gas detector tubes allow users to perform field screening, spot sampling and tests in industrial environments to detect hazardous and toxic gases, and chemical vapoursGastec Colour Detector Tubes for chemicals whose name begins with N.

Each box of detector tubes contains a pack of ten tubes sufficient for 10 tests, unless otherwise noted.

Position the mouse over the symbols (*, +, ++, P) for an explanation of their meaning.

Click on the symbol to view the specific datasheet.

Chemical Tube Name Measuring Range (ppm) Notes Part Number
Naphthalene

C10H8
Phenol 0.5-14  *     810-60
Nitric acid

HNO3
Nitric acid 0.1-40 - 810-15L
Acid gases 5-100 - 810-80
Nitroethane

CH3CH2NO2
Nitro compounds
(Pyrotec tube)
4-240  P     810-52
Nitrogen dioxide

NO2
Nitrogen dioxide 0.5-125 - 810-9L
NO + NO2
(separate quantification)
2.5-200  +     810-10
Acid gases 0.2-4 - 810-80
Nitrogen compounds
(Pyrotec tube)
0.5-30  P     810-52
Nitrogen oxide

NO
NO + NO2
(separate quantification)
2.5-200  +     810-10
Nitrogen oxides

NO + NO2
Nitrogen oxides
(total quantification)
50-2500 - 810-11HA
Nitrogen oxides
(total quantification)
5-625 - 810-11S
Nitrogen oxides
(total quantification)
0.04-16.5 - 810-11L
Nitromethane

CH3NO2
Nitro compounds
(Pyrotec tube)
5-300  P     810-52
1-Nitropropane

CH3CH2CH2NO2
Nitro compounds
(Pyrotec tube)
4.2-252  P     810-52
2-Nitropropane

(CH3)2CHNO2
Nitro compounds
(Pyrotec tube)
3.7-222  P     810-52
Nitrotrichloromethane See Chloropicrin
Nonane

CH3(CH2)7CH3
Hydrocarbons
(higher class)
130-3900 - 810-105

Table Notes:

*     Refrigerated storage - tubes to be stored at ≤10°C
+    Twin tubes, sufficient for 5 tests (first tube is a scrubber/oxidiser, second tube provides the reading)
++  Nine tubes, sufficient for 9 tests
P     Requires Pyrolyzer (Part Number 810-840)

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