M N OGas to be measured |
Chemical Formula |
Detector Tube Name |
(*) |
Measuring Range(ppm) |
Maleic anhydride
|
C4H2O3
|
216S MALEIC ANHYDRIDE
|
10
|
0.2-10ppm
|
Mercury vapour
|
Hg
|
142S MERCURY VAPOUR
|
10
|
0.1-10mg/m3
|
Mesityl oxide
|
CH3COCH=C(CH3)2
|
190U MESITYL OXIDE
(+)
|
10
|
5-100ppm
|
Methacrylic acid
|
CH2=C(CH3)COOH
|
216S METHACRYLIC ACID
(+)
|
10
|
1-50ppm
|
1-Methoxy-2-propanol
|
CH3CHOHCH2OCH3
|
197U CYCLOHEXANONE
(-)
|
10
|
10-500ppm
|
Methyl acetate
|
CH3CO2CH3
|
111SA METHYL ACETATE
(+)
|
10
|
0.1-3.0%
|
Methyl acrylate
|
CH2=CHCO2CH3
|
211U METHYL ACRYLATE
|
10
|
2-60ppm
|
Methyl alcohol
|
CH3OH
|
119LPG METHANOL IN LP GAS
|
10
|
100-1000ppmw
|
|
|
119SA METHYL ALCOHOL(METHANOL)
|
10
|
0.05-6.0%
|
|
|
119U METHYL ALCOHOL(METHANOL)
|
10
|
20-1,000ppm
|
Methyl amine
|
CH3NH2
|
227S METHYL AMINE
|
10
|
1-20ppm
|
n-Methyl aniline
|
C6H5NHCH3
|
105SD N-METHYL ANILINE
(+)
|
10
|
0.5-6.0ppm
|
Methyl bromide
|
CH3Br
|
157JS METHYL BROMIDE
|
10
|
3-70g/m3
|
|
|
157SA METHYL BROMIDE
|
5
|
10-500ppm
|
|
|
157SB METHYL BROMIDE
|
5
|
0.4-80ppm
|
|
|
157SD METHYL BROMIDE
|
5
|
0.1-22ppm
|
Methyl butyl ketone
|
CH3(CH2)3COCH3
|
237S VINYL ACETATE
(-)
|
10
|
5-80ppm
|
Methyl cellosolve
|
CH3OCH2CH2OH
|
190U METHYL CELLOSOLVE
|
10
|
5-500ppm
|
Methyl cellosolve acetate
|
CH3CO2CH2CH2OCH3
|
190U ETHYL CELLOSOLVE
(+)
|
10
|
3-120ppm
|
Methyl cyclohexane
|
C6H11CH3
|
113SB METHYL CYCLOHEXANE
(+)
|
10
|
100-1,600ppm
|
Methyl cyclohexanol
|
CH3C6H10OH
|
199U METHYL CYCLOHEXANOL
|
10
|
5-200ppm
|
Methyl cyclohexanone
|
CH3C6H9O
|
198U METHYL CYCLOHEXANONE
|
10
|
2-100ppm
|
Methyl ethyl ketone
|
CH3COC2H5
|
122SA METHYL ETHYL KETONE
(+)
|
10
|
0.05-5.0%
|
|
|
139SB METHYL ETHYL KETONE
|
10
|
0.01-1.4%
|
|
|
139U METHYL ETHYL KETONE
|
10
|
20-1,500ppm
|
Methyl iodide
|
CH3I
|
176SC METHYL IODIDE
|
10
|
0.4-50ppm
|
|
|
176UH METHYL IODIDE
|
10
|
500-15,000ppm
|
Methyl isobutyl ketone
|
(CH3)2CHCH2COCH3
|
122SA METHYL ISOBUTYL KETONE
(+)
|
10
|
0.01-0.6%
|
|
|
155U METHYL ISOBUTYL KETONE
|
10
|
5-300ppm
|
Methyl isothiocyanate
|
CH3NCS
|
111U ETHYL ACETATE
(-)
|
10
|
10-200ppm
|
|
|
245UH MITC
|
10
|
200-10,000ppm
|
|
|
245UM MITC
|
10
|
10-1,500ppm
|
Methyl mercaptan
|
CH3SH
|
130U METHYL MERCAPTAN
|
10
|
0.5-10ppm
|
|
|
164SA METHYL MERCAPTAN
|
10
|
5-140ppm
|
|
|
164SH METHYL MERCAPTAN
|
10
|
50-1,000ppm
|
Methyl methacrylate
|
CH2=C(CH3)CO2CH3
|
184S METHYL METHACRYLATE
(+)
|
10
|
10-160ppm
|
Methyl propyl ketone
|
CH3CO(CH2)2CH3
|
139U METHYL PROPYL KETONE
|
10
|
20-1,500ppm
|
Methyl styrene
|
CH3C6H4CH=CH2
|
193S METHYL STYRENE
|
10
|
10-500ppm
|
Mineral spirit
|
-
|
187S GENERAL HYDROCARBONS
(+)
|
10
|
2.5-40mg/l
|
Mineral turpentine
|
|
111U ETHYL ACETATE
(-)
|
10
|
4-200ppm
|
Monoethanol amine
|
H2NCH2CH2OH
|
224SA MONOETHANOL AMINE
|
10
|
0.5-50ppm
|
Morpholine
|
C4H9NO
|
105SD MORPHOLINE
(+)
|
10
|
2-22ppm
|
Naphthalene
|
C10H8
|
153U NAPHTHALENE
(+)
|
10
|
10-100ppm
|
Nickel carbonyl
|
Ni(CO)4
|
129 NICKEL CARBONYL
|
10
|
20-700ppm
|
Nitric acid vapour
|
HNO3
|
233S NITRIC ACID VAPOUR
|
10
|
1-20ppm
|
Nitric oxide
|
NO+NO2
|
174A NITROGEN OXIDE/NITROGEN DIOXIDE
|
5
|
10-300ppm(NO),1-40ppm(NO2)
|
|
|
175SA NITROGEN OXIDES
|
10
|
20-250ppm
|
|
|
175SH NITROGEN OXIDES
|
10
|
100-2,500ppm
|
|
|
175U NITROGEN OXIDES
|
10
|
0.5-30ppm
|
Nitrogen dioxide
|
NO2
|
117SA NITROGEN DIOXIDE
|
10
|
20-1,000ppm
|
|
|
117SB NITROGEN DIOXIDE
|
10
|
0.5-30ppm
|
|
|
117SD NITROGEN DIOXIDE
|
5
|
0.1-1.0ppm
|
|
|
740 NITROGEN DIOXIDE(USE WITH AIR SAMPLER)
|
10
|
0.01-0.20ppm
|
Nitrogen monoxide
|
NO
|
174A NITROGEN OXIDE/NITROGEN DIOXIDE
|
5
|
10-300ppm(NO),1-40(NO2)
|
n-Nonane
|
CH3(CH2)7CH3
|
111U ETHYL ACETATE
(+)
|
10
|
5-160ppm
|
Octane
|
CH3(CH2)6CH3
|
187S GENERAL HYDROCARBONS
(+)
|
10
|
100-2,800ppm
|
Oil mist
|
-
|
602SP OIL MIST(USE WITH P-41R)
|
10
|
0.3-5mg/m3
|
Oxygen
|
O2
|
159SA OXYGEN
|
5
|
2-24%
|
|
|
159SB OXYGEN
|
5
|
2-24%
|
|
|
159SC OXYGEN
|
5
|
1.5-24%
|
|
|
604SP OXYGEN(USE WITH P-41R)
|
10
|
2-24%
|
Oxygen-Carbon dioxide
|
O2,CO2
|
281S OXYGEN CARBON DIOXIDE
|
5
|
2-10%(O2),1-20%(CO2)
|
Ozone
|
O3
|
182SA OZONE
|
10
|
50-1,000ppm
|
|
|
182SB OZONE
|
10
|
2.5-100ppm
|
|
|
182U OZONE
|
10
|
0.025-3.0ppm
|
|
|