Skip to main content

Gastec Colour Detector Tubes - M

Gastec Colour Detector Tubes for chemicals whose name begins with M.

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.

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 vapours
Gastec Colour Detector Tubes - M
Chemical Tube Name Measuring Range (ppm) Notes Part Number
Maleic anhydride

C4H2O3
Acetic acid 0.8-20 - 810-81
Mercaptans

R·SH
Mercaptans 0.5-120 - 810-70
Mercaptans 0.1-8 - 810-70L
Mercaptans 0.1-8  ~     *     810-70LN
2-Mercaptoethanol

HSCH2CH2OH
tert-Butyl mercaptan 0.5-7.5  *     810-75L
Mercury vapour

Hg
Mercury vapour 0.05-13.2 mg/m3 - 810-40
Mesityl oxide

(CH3)2C:CHCOCH3
Ethyl acetate 27-1080 - 810-141L
Metaldehyde

(CH3CHO)n
Formaldehyde 0.065-3.25  *     810-91L
Methacrylic acid

CH2:C(CH3)COOH
Acetic acid 1.8-45 - 810-81
Acetic acid 0.35-14  *     810-81L
Methacrylonitrile

CH2:C(CH3)CN
Methacrylonitrile 0.2-32  +     810-192
Methanethiol See Methyl mercaptan
Methanol

CH3OH
Methanol 0.002-6.0% - 810-111
Methanol 20-1000 - 810-111L
Methanol 2-56 - 810-111LL
2-Methoxyethyl acetate

CH3CO2CH2CH2OCH3
Isopropyl alcohol 17.5-430 - 810-113L
1-Methoxy-2-propanol

CH3OCH2CH(OH)CH3

Isopropyl alcohol 26-260 - 810-113LL
Methyl alcohol See Methanol
Methyl acrylate

CH2:CHCO2CH3
Ethyl acetate 8-320 - 810-141L
2-Methyl allyl chloride

CH2:C(CH3)CH2Cl
Vinyl chloride 2.8-55  +      *     810-131LA
Methylamine

CH3NH2
Amines 5-100 - 810-180
Amines 0.5-10 - 810-180L
N-Methylaniline

C6H5NHCH3
Aniline 3.5-42 - 810-181
Methyl bromide

CH3Br
Methyl bromide 10-600  +     810-136H
Methyl bromide 2.5-200  +     810-136L
Methyl bromide 1-36  +     810-136LA
Methyl bromide 0.1-3.0  +     810-136LL
2-Methyl-3-butenenitrile

CH2:CHCH(CH3)CN
Acrylonitrile 0.4-12  +     810-191L
Methyl chloride

CH3Cl
Fluorochlorocarbons
(Pyrotec tube)
12-480  +     P    810-51
Fluorochlorocarbons
(Pyrotec tube)
1.6-86.4  +     P    810-51L
Methyl chloroform See 1,1,1-Trichloroethane
Methyl chloroformate

ClCO2CH3
Vinyl chloride 58-1160  +     *     810-131LA
Methylcyclohexane

C6H11CH3
n-Hexane 0.04-0.84% - 810-102H
Methylcyclohexanol

CH3C6C10OH
Methylcyclohexanol 5-100 - 810-119
Methylcyclohexanone

C7H12O
Methylcyclohexanone 2-80  *     810-155
Methylene chloride
CH2Cl2
Methylene chloride 30-500  +     810-138
Methylene chloride 4-150  +     810-138L
Fluorochlorocarbons
(Pyrotec tube)
1-54  +     P     810-51L
Methylene iodide

CH2I2
Benzene 0.22-22  +     810-121L
Methyl ether

CH3OCH3
Ethyl ether 0.03-0.85% - 810-161
Methyl ethyl ketone

CH3COC2H5
Methyl ethyl ketone 0.02-0.6% - 810-152
Methyl ethyl ketone 10-384  *     +     810-152L
Acetone 21-1680  *     810-151L
Methyl hydrazine

H2NNHCH3
Hydrazine 0.6-12 - 810-185
Methyl iodide

CH3I
Methyl iodide 100-34800 - 810-230H
Methyl iodide 0.5-108  *     810-230
Benzene 0.32-32  +     810-121L
Methyl isobutyl ketone

(CH3)2CHCH2COCH3
Methyl isobutyl ketone 0.05-0.6% - 810-153
Methyl isobutyl ketone 2.5-130 - 810-153L
Methyl isothiocyanate

CH3NCS
Ethyl acetate 50-400 - 810-141L
Methyl isothiocyanate 0.07-25 - 810-234L 
Methyl mercaptan

CH3SH
Methyl mercaptan 20-2700 - 810-71H
Methyl mercaptan 0.25-140 - 810-71
Mercaptans 0.35-84 - 810-70
Mercaptans 0.1-8 - 810-70L
Mercaptans 0.1-8  ~     *     810-70LN
Methyl methacrylate

CH2:C(CH3)CO2CH3
Methyl methacrylate 10-500 - 810-149
N-Methylmorpholine

CH3N(C2H4)2O
Amines 5-100 - 810-180
Amines 0.3-6 - 810-180L
4-Methyl pyridine

C6H7N
Pyridine 0.38-10.5 - 810-182
N-Methyl pyrrolidone

C5H9NO
Amines 30-270 - 810-180
Methyl tert-Butyl Ether

CH3OC(CH3)3
Methyl tert-Butyl Ether 10-660 - 810-166
Monochlorobenzene See Chlorobenzene
Morpholine

NH(C2H4)O
Amines 9-180 - 810-180
Amines 0.5-10 - 810-180L

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)
~     Environmentally-friendly version - contains no mercury substances