Oxygen Indicator (Type B)

Specific parameters

Type B (Liquid-type):

Single-directional reaction: Green → Yellow

Validity period: 3 years

121°C high-temperature sterilization resistance

Product Advantage

Breakthrough resistance to moisture and heat: verified by steam sterilisation at 121℃ for 15 - 30 minutes.

The product is available with either unidirectional or bidirectional channels. Reversible colour change for oxygen in the package.

Product Uses

Indicate oxygen concentration in transparent packaging containers for pharmaceuticals and detect package seal integrity.

FAQ

Q: PET bottle compatibility?

A: Requires UV-blocking bottles (≤3% transmittance at 380nm)

Q: Aluminum cap availability?

A: Custom anodized caps (MOQ 50,000 units)

Q: Reusability?

A: Single-use design requiring sealing within 24h after activation

Q: Light exposure impact?

A: Requires UV protection

Q: Low-temperature functionality?

A: supports -5℃ (≤30min delay)

Q: Microwave activation?

A: Prohibited - activate through natural humidity exposure