Lab-Tag™ Cryogenic Labels – Cryogenic Color Dots for Tops of 1.5ml Microtubes (Writable)

Size: 0.5″ / 13mm diameter

Labels/Pk: 900

Sheets/Pk: 15

Labels/Sheet: 60

Assorted colors/PK: White, Silver, Beige, Yellow, Lemon, Green Apple, Mint, Pink, Lavender, Blue, Orange, Moka, Red, Violet, Green seafoam

Sheet format: 4″ x 6″ (104mm x 152mm)

Adhesive: Cryogenic (for extra-low temperatures)

Temperature range: -196°C* to +110°C

These small diameters round cryo labels for microtube tops are made with a strong adhesive ideal for -80°C freezers, dry ice and liquid Nitrogen storage. Specially designed to comfortably fit 0.5 ml, 0.6 ml and 1.5 ml Eppendorf tube caps and microtubes, these circular, waterproof, cryo dot labels are coated with a permanent adhesive that can withstand prolonged storage inside ultra-low temperature freezers. The freezer dot labels are supplied as Hagaki sheets and are available in 15 individual colors as well as packs of 15 assorted colors for color-coding and rapid identification.

*Subject to verification of compatibility of labels and intended vial cap material in Liquid Nitrogen storage


  • Available in a wide range of colors, for color coding and easy identification
  • Small round labels are ideal for 0.5 to 1.5 ml Eppendorf tube caps and vials
  • Strong adhesive ensures labels won’t wrinkle or peel during long-term storage in -80°C freezers, dry ice and liquid nitrogen (Subject to prior verification of compatibility of labels and intended vial cap material in Liquid Nitrogen storage)
  • Resistant to gamma irradiation (tested to up to 50kGy)


Shipping Weight

0.2 lbs

0.091 kg

Shipping Dimensions (L x W x H)

4 × 6 × 0.2 in

101.6 x 152.4 x 5.1 mm

Adhesive Permanent
Brand Name Lab-Tag™
Surface Tubes & Vials
Printing Method Writable
Qty Sheet


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Label Columnssheet


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Frequently Asked Questions

No, Lab-Tag labels are designed as writable, and are not compatible with label printers. They can be inscribed with our permanent cryogenic markers.

Our writable Lab-Tag labels are available as cryo color dots and rectangles. For additional shapes, sizes, and configurations see our custom label options.

Please consult our handy sizing guide where you will find recommendations for the most common vial/tube sizes.

No, Lab-Tag cryo dots and rectangles are coated with a permanent adhesive, that is not made for easy removal.

Yes, our Lab-Tag labels are offered in roll format. The labels are provided in a cardboard container, for easy dispensing.

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