Gooseneck-Curve with Standard-nozzle-set for impactor
according to the European Standard EN 13284-1, includes:
- 5 nozzles with openings: 6, 8, 10, 12 and 14 mm,
- gooseneck-curve for small tubes and openings (openings > G 2½),
total leg length (curve with nozzle): 77 mm,
- small plastic-suitcase.
Nozzle exit and entrance gooseneck-curve: screw thread M 12.
Exit gooseneck-curve: external screw thread G ¾ for impactor JOHNAS and plane filter device 7.3.
Material: Titanium.
Special for nozzles with openings of 8 mm and smaller must be the uncertainty of the area at the inlet of the sampling nozzle according EN 13284-1: 2017 less than 5%. Our nozzles have a high manufacturing accuracy and fulfill the requirements. Individual certificates can now be requested.