Polyurethane foam plastic sampling tube

Polyurethane foam plastic sampling tube is applicable to organophosphorus pesticides in the air of workplace-Sampling of dichlorvos, parathion, and parathion. Its specifications comply with《GBZ/T 160.76-2004Determination of Toxic Substances in Workplace Air - Organophosphorus Pesticides.

Reference national standard:

GBZ/T 160.76-2004Determination of toxic substances in workplace air - Organophosphorus pesticides

1. Solvent desorption of dichlorvos, parathion, and parathion- Gas chromatography method

Polyurethane foam plastic pipe: long60mm, inner diameter10mmTwo sections of polyurethane foam plastic columns are installed in the glass tube of2mm. Polyurethane foam plastic column height20mm, diameter12mmBefore use, rinse with detergent, soak in methanol overnight, then rinse with distilled water, dry with filter paper, and finally60～80Dry at ℃ and put into a glass tube for later use. Store and transport in a sealed container (for dichlorvos, parathion, and parathion).

GBZ/T 160.78-2007replaceGBZ/T 160.78-2004Determination of toxic substances in workplace air - Pyrethroid pesticides

1. Sampling tube In the long60mm, inner diameter10mmTwo sections of polyurethane foam plastic columns are installed in the glass tube of2mm. Polyurethane foam plastic column height20mm, diameter12mmBefore use, rinse with detergent, soak in ethane overnight, and wash until there are no interfering chromatographic peaks. After drying, transfer to a glass tube for later use.