Oxygen Absorber by Tianhua Oxygen Absorber by Tianhua

Product Portfolio

Preservation & Active Packaging Products

Oxygen absorbers, desiccants, gas indicators, OXYFREE freshness solutions, and automated dispensing equipment for food, pharmaceutical, electronics, and industrial packaging.

Product Family

Indicators

Oxygen and CO2 indicators for visual package-condition monitoring within a validated quality workflow.

2 published products

Indicators product family
Oxygen Indicator

Indicators

Oxygen Indicator

Tablet and liquid oxygen indicators for package-condition monitoring within a defined quality workflow.

Product Category
Gas-Specific Monitoring — Oxygen Indicator
Standard Model
Standard Visual Indicator — Pink below 0.1% O2 / Blue above 0.5% O2; reversibility is not stated in the supplied standard-model material
Standard Threshold
Pink below 0.1% O2 / Blue above 0.5% O2
CO2 Indicator

Indicators

CO2 Indicator

Tablet and liquid CO2 indicators for visual package-condition monitoring.

Product Category
Gas-Specific Monitoring — Carbon Dioxide Indicator
Tablet Type A
7%–40% CO2; Blue → Green → Yellow; reversible
Tablet Type B
≥10% CO2; Purple → Yellow; reversible