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Merck

Incorrect installation and use of materials as the cause of a severe air pollution incident in a school building.

The Science of the total environment (2014-05-03)
Rocco Rella, Alberto Sturaro, Alvise Vianello
RESUMEN

The proofing treatment of the floor slabs with a solvent based material and successive treatment with epoxy resin resulted in significant air contamination in a primary school. The contamination caused illnesses in many occupants of school. The GC/MS investigations of the air showed the presence of indane and other aromatic solvents, which was unusual as they are not correlated to outdoor pollution and derived from inner layers of the new flooring. The total concentration of these chemicals in air was in the order of several mg/m(3).

MATERIALES
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radiello Adsorbentes de cartucho, for sampling BTEX and VOCs (CS2 Desorption), matrix SS net (100 mesh, 5.8 mm diam.), activated with activated charcoal (30-50 mesh), pk of 20
radiello Triangular Support Plate, pk of 20
radiello Diffusive Bodies, white, configured for general use, pk of 20
radiello Adsorbentes de cartucho, for sampling Aldehydes, matrix SS net with 2,4-DNPH coated FLORISIL®, pk of 20
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radiello Diffusive Bodies, blue, configured for sampling light sensitive compounds, pk of 20
radiello Diffusive Bodies, yellow, configured for reduced sampling rates, pk of 20
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radiello Barcode Labels, pk of 198
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radiello BTEX/VOC Starter Kit, CS2 Desorption
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radiello BTEX Calibration Kit (Thermal Desorption)
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radiello Replacement Mounting Strips, for use with Radiello Outdoor Shelter, pk of 100