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Biosynergy StaFreez™ Irreversible Freeze-Thaw Indicator

Irreversible indication of whether or not unstable frozen biological materials have been thawed

Manufacturer:  Biosynergy 5000B

Catalog No. 22-246196



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Description

Description

  • Monitors surface temperature of frozen items
  • Liquid-crystal indicator displays environmental temperatures items have been subjected to with color change
  • After activated, product is applied to frozen material at approximately -20°C
  • Indicator remains blue until frozen material is warmed
  • Upon warming, color changes first to gray, then to gray-green, and finally to black as sample temperature reaches 0°C
  • Color will not return to blue, even if the sample is refrozen, indicating thawing has occurred

Order Info

Supplied in convenient dispenser.

Specifications

Specifications

−20° or lower
Monitoring surface temperature of frozen item
Indicator
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