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MTC Bio C1825 manufacturer product image
MTC Bio C1830 manufacturer product image
MTC Bio freezetech detail image
MTC Bio C1825 manufacturer product image
MTC Bio C1830 manufacturer product image
MTC Bio freezetech detail image

MTC Bio FreezeTech Temperature-Indicator Transport Tubes

$256.36

    See a temperature change on the tube

    • Visible temperature cue: Patch starts turning blue at 4°C and darkens at 0°C.
    • Reversible indicator: Returns toward transparent grey as temperature approaches 4°C and above.
    • Attached screw caps: Self-standing virgin polypropylene tubes with 1¼-turn caps.
    • Sterile case supply: Five bags of 100 tubes per case.

See All Specs

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Fast Delivery

Most items ship same day

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Manufacturer Warranty

All products are covered by manufacturer warranty

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After-Sale Support

24/7 support

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Copy of VR Headset

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Copy of 2 Touch Controllers

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Copy of Charging Cable

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Copy of Power Adapter

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What's Included

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VR Headset

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2 Touch Controllers

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Charging Cable

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Power Adapter

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Glasses Spacer

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MTC Bio C1825 manufacturer product image

See a temperature change on the tube

FreezeTech transport tubes include a reversible indicator patch that begins turning blue at 4°C and becomes dark blue at 0°C, according to MTC Bio. Choose sterile 5 or 10 mL tubes with attached screw caps.

5 or 10 mL

Capacity

4°C to 0°C

Color transition

500

Tubes per case

Designed for Your Workflow

Visible temperature cue
Patch starts turning blue at 4°C and darkens at 0°C.

Reversible indicator
Returns toward transparent grey as temperature approaches 4°C and above.

Attached screw caps
Self-standing virgin polypropylene tubes with 1¼-turn caps.

Sterile case supply
Five bags of 100 tubes per case.

MTC Bio freezetech detail image

Select the Right Format

Treat the color patch as a visible cue, not a calibrated temperature logger or a permanent record of excursions. Follow the transport requirements of the sample and packaging system.

Configurations and Ordering Units

C1825

Configuration: Transport Tube, with FreezeTech™ Temperature Indicator (turns blue at 0 degrees C), 5mL, attached screw-cap, printed graduations, sterile, 5 bags of 100 tubes and caps, 500/cs

Order unit: 500 per case

C1830

Configuration: Transport Tube, with FreezeTech™ Temperature Indicator (turns blue at 0 degrees C), 10mL, attached screw-cap, printed graduations, sterile, 5 bags of 100 tubes and caps, 500/cs

Order unit: 500 per case

Typical Applications

  • Temperature-sensitive sample handling
  • Cold-storage visual checks
  • Laboratory sample transport

Selection and Use Tip

Treat the color patch as a visible cue, not a calibrated temperature logger or a permanent record of excursions. Follow the transport requirements of the sample and packaging system.

Frequently Asked Questions

When does the indicator turn blue?

MTC Bio states that it begins turning blue at 4°C and becomes dark blue when the tube and contents reach 0°C.

Is the color change permanent?

No. The patch returns toward its original transparent grey as temperature approaches 4°C and above.

Does the patch record past temperature excursions?

It is a reversible visual indicator, not a permanent excursion record or a calibrated temperature logger.

Which capacities are available?

C1825 is 5 mL and C1830 is 10 mL.

Are the caps attached?

Yes. These tubes are supplied with attached 1¼-turn screw caps.

Are the tubes sterile?

Yes. MTC Bio lists these FreezeTech tubes as sterile and RNase-, DNase- and pyrogen-free.

What are the tube dimensions?

The 5 mL tube is 16 × 60 mm; the 10 mL tube is 16 × 80 mm.

How many tubes are supplied?

Each case contains 500 tubes and caps, arranged in five bags of 100.

    SpecificationDetail
    BrandMTC Bio
    MaterialVirgin polypropylene
    IndicatorReversible FreezeTech patch
    Dimensions5 mL: 16 × 60 mm; 10 mL: 16 × 80 mm
    GraduationsWhite printed graduations and marking area

    Ordering Information — Complete Sellable Units

    Catalog No.Technical DescriptionPieces per UnitUnitShipping Weight per Unit
    C1825Transport Tube, with FreezeTech™ Temperature Indicator (turns blue at 0 degrees C), 5mL, attached screw-cap, printed graduations, sterile, 5 bags of 100 tubes and caps, 500/cs500case5 lb
    C1830Transport Tube, with FreezeTech™ Temperature Indicator (turns blue at 0 degrees C), 10mL, attached screw-cap, printed graduations, sterile, 5 bags of 100 tubes and caps, 500/cs500case6 lb

    MTC Bio Shipping and Return Policy

    At Blue Tiger Scientific, we proudly distribute authentic MTC Bio products. The following policies apply to all purchases made through our store. All return requests must be initiated with Blue Tiger Scientific before being processed by MTC Bio.

    Shipping Policy

    Orders for MTC Bio products are fulfilled and shipped directly by MTC Bio using FedEx or UPS, with FedEx Ground as the default shipping method unless otherwise specified.

    • Expedited shipping options (2-Day, Overnight) are available at an additional cost.
    • MTC Bio only ships to residential or business addresses within the United States—no PO Boxes.
    • Orders placed after business hours, weekends, or holidays will be processed the next business day, pending product and carrier availability.
    • Shipping timelines may vary based on product availability, order size, and carrier logistics.
    • Blue Tiger Scientific and MTC Bio are not responsible for carrier delays, weather-related disruptions, or unforeseen delivery issues once the order has shipped.

    Return Policy

    If a return is necessary, customers must start the process with Blue Tiger Scientific before returning any products to MTC Bio.

    • All return requests must be initiated with Blue Tiger Scientific before shipping a product back to MTC Bio.
    • Customers must obtain a Return Merchandise Authorization (RMA) number from Blue Tiger Scientific before returning any item.
    • Customers are responsible for return shipping costs unless otherwise stated.
    • Opened or used products cannot be returned—only unused items in original packaging will be accepted.
    • Unauthorized returns (without an RMA) will be refused and returned at the customer’s expense.
    • Returned items are subject to inspection, and a 20% restocking fee may be applied.
    • Refunds will cover the product cost only—shipping fees paid at the time of purchase are non-refundable.
    • Certain items, such as custom-built, special-order, or hazardous materials, may not be eligible for return.

    Important Notes

    • Some MTC Bio products are custom-made or built to order; shipping will occur once the product is ready.
    • In the event of backorders, partial shipments may be requested.
    • Occasional delays due to material shortages, import issues, or carrier problems.

Product Resources:

Manual Manual
Brochure Brochure

Copy of Technical Specifications

FeatureDetails
Viewing Head Siedentopf type trinocular head, inclined at 30°, Interpupillary adjustment 53mm to 75mm, graduated diopter on left eyetube (30mm I.D. eyetubes)
Eyepieces SWH10X Widefield high eyepoint eyepiece, Field No. 22, tube O.D. 30.0 mm
Nosepiece Quintuple
Quintuple LWD Planachromat Phase 10x, 20x
Condenser TC Condenser N.A. 0.30, W.D. 73.0mm
Stage180mm(X) x 245mm(Y) plain stage with replaceable glass insert with 45mm opening, Glass Stage plate insert
IlluminationKoehler without iris, with phase slider, 3W LED
WarrantyLIMITED LIFETIME WARRANTY

Questions about a product? Ask us here.

email us here: info@bluetigerscientific.com or live chat

MTC Bio C1825 manufacturer product image
by MTC Bio

MTC Bio FreezeTech Temperature-Indicator Transport Tubes

Authorized Dealer
Configuration: C1825 | Transport Vial, Screwcap, 5mL, TempPatch | 500/case
MTC Bio C1825 manufacturer product image

See a temperature change on the tube

FreezeTech transport tubes include a reversible indicator patch that begins turning blue at 4°C and becomes dark blue at 0°C, according to MTC Bio. Choose sterile 5 or 10 mL tubes with attached screw caps.

5 or 10 mL

Capacity

4°C to 0°C

Color transition

500

Tubes per case

Designed for Your Workflow

Visible temperature cue
Patch starts turning blue at 4°C and darkens at 0°C.

Reversible indicator
Returns toward transparent grey as temperature approaches 4°C and above.

Attached screw caps
Self-standing virgin polypropylene tubes with 1¼-turn caps.

Sterile case supply
Five bags of 100 tubes per case.

MTC Bio freezetech detail image

Select the Right Format

Treat the color patch as a visible cue, not a calibrated temperature logger or a permanent record of excursions. Follow the transport requirements of the sample and packaging system.

Configurations and Ordering Units

C1825

Configuration: Transport Tube, with FreezeTech™ Temperature Indicator (turns blue at 0 degrees C), 5mL, attached screw-cap, printed graduations, sterile, 5 bags of 100 tubes and caps, 500/cs

Order unit: 500 per case

C1830

Configuration: Transport Tube, with FreezeTech™ Temperature Indicator (turns blue at 0 degrees C), 10mL, attached screw-cap, printed graduations, sterile, 5 bags of 100 tubes and caps, 500/cs

Order unit: 500 per case

Typical Applications

  • Temperature-sensitive sample handling
  • Cold-storage visual checks
  • Laboratory sample transport

Selection and Use Tip

Treat the color patch as a visible cue, not a calibrated temperature logger or a permanent record of excursions. Follow the transport requirements of the sample and packaging system.

Frequently Asked Questions

When does the indicator turn blue?

MTC Bio states that it begins turning blue at 4°C and becomes dark blue when the tube and contents reach 0°C.

Is the color change permanent?

No. The patch returns toward its original transparent grey as temperature approaches 4°C and above.

Does the patch record past temperature excursions?

It is a reversible visual indicator, not a permanent excursion record or a calibrated temperature logger.

Which capacities are available?

C1825 is 5 mL and C1830 is 10 mL.

Are the caps attached?

Yes. These tubes are supplied with attached 1¼-turn screw caps.

Are the tubes sterile?

Yes. MTC Bio lists these FreezeTech tubes as sterile and RNase-, DNase- and pyrogen-free.

What are the tube dimensions?

The 5 mL tube is 16 × 60 mm; the 10 mL tube is 16 × 80 mm.

How many tubes are supplied?

Each case contains 500 tubes and caps, arranged in five bags of 100.

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