It absorbs and removes oxygen, protecting samples, chemicals, metal products, etc. from oxidation.
Highly accurate oxygen-free conditions can be easily obtained.
It comes with an indicator so you can see at a glance whether oxygen is present or not.
Individually packaged in an aluminum laminate bag with an indicator. Special bag material: High barrier nylon/PP (polypropylene)
Oxygen indicator: Tablet type; Oxygen concentration 0.5% or more: blue purple, less than 0.5%: red purple, 0.1% or less: pink
Model number: A-500-50S
Set contents: A-500-HS oxygen absorber (with indicator) x 50, AP-1522 (150 x 220 mm), AP-1826 (180 x 260 mm), dedicated storage bag x 25 pieces each, CL-21 sealing clip x 2
