Qualitest, USA

WVTR - OTR

Model: QT-WVP-500 / QT-OPT-210

WVTR:

- Water Vapor Permeability Tester QT-WVP-500 series is used to test the water vapor transmission rate (WVTR) of a wide range of materials by Gravimetric Method.

- Standards: ASTM E96, ASTM D1653, ISO 2528, TAPPI T464, DIN 53122-1, JIS Z0208.

OTR:

- Qualitest’s Oxygen Permeability Tester QT-OPT-210 is the ideal equipment for measuring oxygen permeability for research and quality control purposes.