Thermal Labels

<h2 dir="ltr">What Are Laboratory Thermal Labels?</h2>
 Laboratory thermal labels are adhesive labels designed for printing by direct-thermal or thermal-transfer desktop label printers &mdash; the two print technologies used for barcode and specimen ID generation in research, clinical, and diagnostic labs. Direct-thermal labels activate a heat-sensitive coating to produce an image without ink or ribbon; thermal-transfer labels use a resin or wax ribbon to fuse ink into the label surface. Thermal labels cover a wide range of container types: cryo vials, microcentrifuge tubes, PCR strips, 15/50 mL conicals, microscope slides, and specimen collection bags. Choose thermal-transfer labels for any sample requiring chemical resistance, temperatures above +50 &deg;C, or long-term barcode legibility; choose direct-thermal for low-cost, short-to-medium-term applications.
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<h2 dir="ltr">What you will find:</h2>
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Direct thermal labels for quick, ink-free sample identification.
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Thermal transfer rolls for high-durability, permanent barcode printing.
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Solvent-resistant labels that withstand alcohol and cleaning agents.
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Freezer-grade thermal stickers for stable low-temperature archiving.
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Perforated label rolls for easy tearing and rapid application.
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Various sizes tailored for microtube caps and side-wall labeling.
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<h2 dir="ltr"> How to Choose Laboratory Thermal Labels</h2>
 Print Technology Compatibility Confirm whether the printer is direct-thermal (no ribbon required, e.g., Zebra GK420d, DYMO LabelWriter) or thermal-transfer (ribbon required, e.g., Zebra ZT230, Datamax M-Class). The two label types are not interchangeable &mdash; a thermal-transfer label will not print correctly in a direct-thermal printer and vice versa. Temperature and Chemical Exposure Direct-thermal label coatings degrade above approximately 50&ndash;60 &deg;C and with prolonged UV exposure, limiting their use to room-temperature and short-term cold storage applications. Thermal-transfer labels with a resin ribbon produce output resistant to temperatures up to +100 &deg;C, ethanol, xylene, and sanitizing wipes &mdash; required for autoclave tracking, histology, and GLP-regulated sample management. Container and Size Match Label dimensions must match the printable area of the label and the geometry of the container. Common lab thermal label widths are 0.5&ndash;2 inches; lengths are 0.25&ndash;3 inches. Verify dimensions against the container's flat-printable surface, accounting for any wrap-around on curved vials. Roll Core and Printer Compatibility Standard roll cores are 1-inch inner diameter for compact desktop printers; 3-inch cores fit high-volume industrial label printers. Confirm the printer's maximum roll diameter and label width capability before selecting roll format. Material: Paper vs. Polyester Paper-based thermal labels cost less and are suitable for ambient-temperature, short-duration applications (reagent dating, sample intake). Polyester thermal labels are moisture-resistant, more tear-resistant, and rated for demanding environments including freezers and chemical splash &mdash; specified for long-term specimen tracking and any application where label durability is a safety or compliance requirement. 
<h2 dir="ltr"> Specifications Context</h2>
 Direct-thermal label paper weight is typically 58&ndash;80 g/m&sup2;; polyester variants are 50&ndash;100 &micro;m thick. Standard roll dimensions are 2.25 inches &times; 1.25 inches (common for specimen tubes) and 4 inches &times; 6 inches (common for shipping and larger specimen bags). Print resolution for lab barcode labels should be 300 dpi for 1D/2D barcodes on labels smaller than 1 inch &times; 0.5 inch &mdash; 203 dpi produces legible output on larger-format labels.&nbsp;
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Thermometer Strips

The self-adhesive liquid crystal thermometer strips are perfect for drug testing and urine collection containers, featuring graduated scales in both Fahrenheit (90°F - 100°F) and Celsius (32°C - 38°C) to ensure specimen validity.

Thermometer Strips

SKU : 112214