Gastec Colour Detector Tubes - N

Gastec 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 part number 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
Nitric acid HNO₃	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)	0.03-14	-	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