Oxygen Permeability Tester

Oxygen Transmission Rate / OTR Test System

Gas permeability is the ability of a barrier material to allow gases (O2, N2, CO2 etc.) to permeate through it in a specific time. Gas permeability may vary with temperature, humidity, pressure and specimen thickness.

Testing Instrument Testing Method Test Gas Note 1 Specimen
C230 Series, OX2/231 Coulometric Sensor Method
(Equal Pressure)
O2 Only Films & Sheeting, Packages
C130H Differential Pressure O2, N2, CO2, Air and He Films & Sheeting
VAC Series Differential Pressure O2, N2 and CO2,
Special GasesNote 2
Films & Sheeting
G2/131, G2/132 Differential Pressure O2, N2 and CO2 Films & Sheeting, Packages
G2/130 Differential Pressure O2, N2 and CO2 Packages
BTY-B3P, BTY-B2P Differential Pressure O2, N2 and CO2 Battery Diaphragms
OR2/410 / Organic Gases Films & Sheeting

Coulometric Sensor Method
C230 Series Oxygen Transmission Rate Test System

Oxygen Transmission Rate (OTR) Test System is designed and manufactured based on the coulometric sensor method (aka. equal pressure method) and conforms to ASTM D3985 and ISO 15105-2.