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Environmental Health Criteria 214

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HUMAN EXPOSURE ASSESSMENT<br />

produce light Range: 0-0.0025<br />

DL: 0.01 ppm<br />

Philips Electronics Operates continuously for 7 da<br />

Instruments on the reaction of ozone with<br />

to produce light<br />

Columbia Scientific Based on the reaction of ozone<br />

ethylene. Ranges: 0-0.1, 0-0.2<br />

0-1.0 ppm<br />

UV Vis photometer Dasibi <strong>Environmental</strong> Concentration is determined by<br />

the absorption level of UV wit<br />

of air<br />

Table 21. (continued)<br />

Carbon monoxide Manufacturer Comments<br />

Mast Development Portable. Sampling rate 2 litr<br />

measurement cycle 20 s<br />

Passive<br />

Diffusion monitors Ogawa Uses 2 multitube diffusion bar<br />

with collection on glass fibre<br />

coated with nitrite<br />

LOD: Level of Detection<br />

Table 22. Air sampling methods for organic vapours<br />

Page 116 of 284<br />

Manufacturer Comment<br />

Continuous<br />

Photo-ionization detector Thermo <strong>Environmental</strong> Instruments Based o<br />

detecto<br />

Flame ionization detectors Columbia Scientific variety<br />

Foxboro Measure<br />

equival<br />

20 ml/m<br />

Mainly<br />

equipme<br />

ionizat<br />

flowrat<br />

Thermal ionization Photovac International Semiqua<br />

detector<br />

Infrared photometers Foxboro Miran p<br />

to its<br />

detect<br />

http://www.inchem.org/documents/ehc/ehc/ehc<strong>214</strong>.htm<br />

6/1/2007

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