Sampling Guide for Air Contaminants in the Workplace - Irsst
Sampling Guide for Air Contaminants in the Workplace - Irsst
Sampling Guide for Air Contaminants in the Workplace - Irsst
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ROHS Substances table<br />
95<br />
ROHS Name<br />
CAS<br />
TWAEV<br />
STEV<br />
Ceil<strong>in</strong>g<br />
(mg/m³)<br />
Notes<br />
<strong>Sampl<strong>in</strong>g</strong><br />
Device<br />
Flow<br />
L/m<strong>in</strong><br />
Volume<br />
TWAEV<br />
STEV<br />
(L)<br />
Pr<strong>in</strong>ciple<br />
MRV<br />
µg<br />
CVa<br />
(%)<br />
#<br />
meth.<br />
Remarks<br />
2-Methoxyethanol<br />
(EGME)<br />
109-86-4<br />
16 Pc SKC 226-01 activated charcoal tube<br />
Max: 10 GC-FID 9,6 5,1 IRSST<br />
138-3<br />
2120 Activated charcoal 100/50 mg<br />
0,2<br />
The analysis of 2-Methoxyethanol must be specifically sampled due to a specific<br />
desorption solvent.<br />
However, simultaneous sampl<strong>in</strong>g and analysis of <strong>the</strong> 2-Ethoxyethanol is possible.<br />
2-Methoxyethyl acetate<br />
(EGMEA)<br />
110-49-6<br />
24 Pc SKC 226-01 activated charcoal tube<br />
Max: 10 GC-FID 15 1,0 IRSST<br />
139-2<br />
2120 Activated charcoal 100/50 mg<br />
0,2<br />
4-Methoxyphenol<br />
150-76-5<br />
5 XAD-7 tube 100/50 mg<br />
0,2 20 GC-FID<br />
OSHA<br />
IMISM329<br />
Contact <strong>the</strong> IRSST be<strong>for</strong>e sampl<strong>in</strong>g.<br />
Methyl acetate<br />
79-20-9<br />
606<br />
757<br />
3M 3500 organic vapour monitor<br />
2695 Passive dosimeter<br />
0,037 GC-FID 215<br />
IRSST<br />
136-1<br />
For <strong>the</strong> monitors, <strong>the</strong> flow must be considered as be<strong>in</strong>g a sampl<strong>in</strong>g rate.<br />
Accord<strong>in</strong>g to <strong>the</strong> data from 3M, <strong>the</strong> precision (CVsampl<strong>in</strong>g) of <strong>the</strong> sampl<strong>in</strong>g rate is<br />
1.6%. Refer to <strong>the</strong> 3M passive monitor guide on <strong>the</strong> IRSST's Web site.<br />
Methyl acetate<br />
79-20-9<br />
606<br />
757<br />
SKC 226-01 activated charcoal tube<br />
2120 Activated charcoal 100/50 mg<br />
Max:<br />
0,2<br />
7<br />
3<br />
GC-FID<br />
215<br />
IRSST<br />
136-1<br />
The analysis can be done by gas chromatography coupled with mass<br />
spectrometry (GC-MS, IRSST method# 369); <strong>in</strong> this case <strong>the</strong> analytical<br />
uncerta<strong>in</strong>ty (Cva) is 0.55%.<br />
Methyl acetylene<br />
74-99-7<br />
1640 Alum<strong>in</strong>ized sampl<strong>in</strong>g bag<br />
0,01- 3 GC-FID<br />
NIOSH<br />
S84<br />
0,05<br />
Contact <strong>the</strong> IRSST be<strong>for</strong>e sampl<strong>in</strong>g.<br />
Methyl acetylenepropadiene<br />
mixture<br />
(MAPP)<br />
1640<br />
2050<br />
Alum<strong>in</strong>ized sampl<strong>in</strong>g bag<br />
0,01-<br />
0,05<br />
3 GC-FID<br />
NIOSH<br />
S85<br />
Contact <strong>the</strong> IRSST be<strong>for</strong>e sampl<strong>in</strong>g.<br />
59355-75-8<br />
Methyl acrylate<br />
96-33-3<br />
7 Pc<br />
S<br />
Activated charcoal tube impregnated with<br />
4-tert-butylcatechol (TBC)<br />
2189 Activated charcoal with TBC<br />
0,05 GC-FID 3 2,1<br />
12 IRSST<br />
146-2<br />
Methyl acrylate must be sampled specifically due to <strong>the</strong> sampl<strong>in</strong>g device used.<br />
However, simultaneous sampl<strong>in</strong>g and analysis of ethyl acrylate est possible.<br />
Methyl alcohol<br />
67-56-1<br />
262<br />
328<br />
Pc Silica gel tube #SKC 226-10<br />
0,1 3 GC-FID 60 6,7<br />
2140 Silica gel 150/75 mg<br />
1,5<br />
IRSST<br />
92<br />
Methanol must be sampled specifically due to <strong>the</strong> sampl<strong>in</strong>g device used and a<br />
specific desorption solvent.
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