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Sampling Guide for Air Contaminants in the Workplace - Irsst

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ROHS Substances table<br />

80<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 />

Fibres, Natural M<strong>in</strong>eral<br />

Fibres, Attapulgite<br />

12174-11-7<br />

1 f/cc C1<br />

EM<br />

Cassette with conductive extension and<br />

mixed cellulose ester filter, Environmental<br />

Express CS250080<br />

918 MCE filter-25<br />

0,5-16 PCM<br />

400 IRSST<br />

243-1<br />

Open cassette sampl<strong>in</strong>g. A flow rate not exceed<strong>in</strong>g 2.5 L/m<strong>in</strong> is recommended<br />

<strong>for</strong> determ<strong>in</strong><strong>in</strong>g an average concentration. Supply at least 2 blanks per series of<br />

samples or 10% of sample total, whichever is highest. Send <strong>the</strong> samples <strong>in</strong> a<br />

cardboard box supplied by <strong>the</strong> IRSST (#3010). In relatively uncontam<strong>in</strong>ated<br />

atmospheres, where <strong>the</strong> fibre concentration is much lower than 0.1 fibres/mL, use<br />

larger sampl<strong>in</strong>g volumes (3000 to 10000L) <strong>in</strong> order to obta<strong>in</strong> quantifiable<br />

densities.<br />

The method applies to <strong>the</strong> count<strong>in</strong>g of all fibres whose refractive <strong>in</strong>dex is<br />

compatible with <strong>the</strong> mount<strong>in</strong>g solution.<br />

The m<strong>in</strong>imum reported value is 25 fibres/mm².<br />

Characterization of <strong>the</strong> fibres <strong>in</strong> bulk samples or <strong>in</strong> deposited dusts is done<br />

us<strong>in</strong>g method 244-2. An analysis us<strong>in</strong>g a transmission electron microscopy (TEM)<br />

method may be required <strong>for</strong> some materials conta<strong>in</strong><strong>in</strong>g f<strong>in</strong>e asbestos fibres, <strong>for</strong><br />

example floor tiles.<br />

Fibres, Natural M<strong>in</strong>eral<br />

Fibres, Erionite<br />

C1<br />

PLM<br />

IRSST<br />

244-2<br />

The use of this substance is prohibited.<br />

Caracterization of fibers <strong>in</strong> bulk samples or deposited dust is by method 244-2.<br />

66733-21-9<br />

Fibres-Natural M<strong>in</strong>eral<br />

Fibres, Wollastonite<br />

13983-17-0<br />

10 Pt SKC 225-8-01-1 or 225-8-04 polyv<strong>in</strong>yl 1,5 180 Grav 25 4,9 IRSST<br />

48-1<br />

chloride filter<br />

902 PVC filter-37<br />

914 PVC filter-25<br />

Additional <strong>in</strong><strong>for</strong>mation is available <strong>in</strong> Info-Labo 91-03. The weight measurement<br />

method <strong>for</strong> dusts is by def<strong>in</strong>ition non-specific.<br />

Fibres-Natural M<strong>in</strong>eral<br />

Fibres, Wollastonite<br />

Fibres, Organic<br />

Syn<strong>the</strong>tic Fibres,<br />

Carbon and graphite<br />

fibres<br />

13983-17-0<br />

5 Pr SKC 225-8-01-1 or 225-8-04 polyv<strong>in</strong>yl 1,7 180 Grav 25 4,9 IRSST<br />

48-1<br />

chloride filter<br />

(nylon)<br />

902<br />

914<br />

PVC filter-37<br />

PVC filter-25<br />

2,75<br />

(GS3)<br />

997 PVC filter-37, 3 parts<br />

10 Pt SKC 225-8-01-1 or 225-8-04 polyv<strong>in</strong>yl 1,5 180 Grav 25 4,9 IRSST<br />

48-1<br />

chloride filter<br />

902 PVC filter-37<br />

914 PVC filter-25<br />

Additional <strong>in</strong><strong>for</strong>mation is available <strong>in</strong> Info-Labo 91-03. The weight measurement<br />

method <strong>for</strong> dusts is by def<strong>in</strong>ition non-specific.<br />

Additional <strong>in</strong><strong>for</strong>mation is available <strong>in</strong> Info-Labo 91-03. The weight measurement<br />

method <strong>for</strong> dusts is by def<strong>in</strong>ition non-specific.

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