IsoFreeze® Flipper Rack

• Available in 2 temperature ranges
• TFL-0 can hold 0°C for a minimum of 5 hours
  
• TFL-20 can hold between -10 and -20ºC for a minimum of 5 hours
• Made of virtually unbreakable polycarbonate
• Both units are filled with a non-toxic gel and are stackable
• Will accommodate up to 20 x 1.5 / 2.0 mL micro or screw cap tubes, or 20 x 0.5 mL tubes on the reverse side 

Specifications
 

Item #	TFL-0	TFL-20
Temp.	0ºC	20ºC
Color	White	Blue
Indexing	1 to 20
Dims. (D x W x H)	172 x 104 x 108 mm 6.77 x 4.09 x 4.25 in.
Formation	20 wells,  4 x 5
Side A	Holds 20 x 1.5 / 2.0 mL tubes
Side B	Holds 20 x 0.5 mL tubes
Material	Polycarbonate

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FlipTop™ Hinged Cardboard Freezer Boxes

Pre-Assembled, Color-Coded, Liquid-Resistant.

FlipTop™ Freezer Boxes offer a durable, space-saving solution for organizing and storing cryogenic vials and microtubes. Constructed from recyclable cardboard with a liquid-resistant outer coating, these boxes are designed for ultra-low temperature storage down to -196°C, making them ideal for use in cryogenic freezers and LN vapor-phase storage.

Each FlipTop™ box features an attached hinged lid that eliminates lid mix-ups and ensures foolproof sample identification. Boxes are shipped fully assembled, with your choice of either 81-place (9×9) or 100-place (10×10) cardboard dividers, and include drain slots for added safety and airflow.

For quick visual sorting, boxes are available in white and five vibrant colors, or in a convenient Rainbow Pack of assorted colors. Alpha-numeric grid markings appear on the top, sides, and bottom for consistent and accurate sample tracking.

Key Features

• Hinged, attached lid – Prevents mix-ups and lost lids
• Liquid-resistant coating – Protects samples from moisture and spills
• -196°C temperature rating – Suitable for cryogenic storage
• Available in 81-place or 100-place formats – 9×9 or 10×10 grids
• Standard 5.25 x 5.25 x 2 In. size – Fits all standard freezer racks
• Color-coded options – Choose from 6 colors or rainbow packs
• Pre-assembled – Ready to use straight out of the box
• Alpha-numeric coding – Located on all sides for easy reference

FlipTop™ Freezer Boxes are a reliable, economical choice for long-term sample organization in any research, clinical, or biobank environment.
 

DoubleDecker™ PCR Freezer Boxes

Maximize PCR Tube Storage.

Optimize your cold storage space with DoubleDecker™ PCR Freezer Boxes, the ideal solution for high-density PCR sample storage. Designed specifically for 0.1 mL and 0.2 mL PCR tubes and strip tubes, this two-level system doubles storage capacity while maintaining a low-profile height of under 2 In. (51 mm) to fit seamlessly into standard stainless steel freezer racks.

Each level includes 196 wells, giving you room for up to 392 individual PCR tubes in total. The top level is a removable cardboard tray featuring convenient finger grips, allowing easy access to the lower level. The box also supports 40 strips of 8 or 28 strips of 12 PCR tubes, making it a versatile solution for any lab using PCR workflows.

Whether you're working with single tubes or strips, the DoubleDecker™ box helps streamline sample organization and maximizes valuable freezer space without sacrificing accessibility or compatibility.

Key Features

• Holds 392 total PCR tubes (0.1 mL or 0.2 mL)
• Supports 40 x 8-strip or 28 x 12-strip PCR tube formats
• Two-tiered system maximizes storage in minimal space
• Fits standard stainless steel freezer racks
• Cardboard upper tray with finger grips for easy access
• Ideal for molecular biology, diagnostics, and PCR workflows

Specifications
 

Material	Cardboard
Lid	Hinged
Configuration	2 levels of 196 wells (392 wells), 14 x 14
Holds	392 tubes, or 40 strips of 8 tubes, or 28 strips of 12 tubes
Tube Size	0.1 mL and 0.2 mL PCR tubes, strips and plates
Dims (D x W x H)	5.25 x 5.25 x 2 In. | 133.35 x 133.35 x 50.8 mm

 

DryChill™ Ice-free Cooling Block

The DryChill™ cooling blocks are designed to store samples safely on the lab-bench without sample degradation due to temperature increase or fluctuation. Unlike traditional ice buckets, these blocks do not require any ice and are uniquely designed to minimize condensation, resulting in a convenient, mess-free cooling.

Each DryChill™ Cooling Block utilizes a proprietary gel refrigerant, designed to maintain cold (but not freezing) temperatures for extended time periods. Once the block temperature begins to warm, the visual indicator alerts the user by changing from purple to pink.

Four blocks are available for accepting a wide variety of commonly used research tubes and plates.

• Ice-free, stable cooling for sample tubes
• Unique design reduces condensation
• Maintains 4°C for up to +200 minutes
• 4 sizes for various tubes up to 50 mL
• Visual temperature indicator 

Specifications   
 

Temperature	~4°C for up to +230 mins.
Capacity	DC9602 - DC4020 - DC0650 - DC1215 -	96 x 0.2 mL 40 x 1.5/2.0 mL 6 x 50 mL 12 x 15 mL
Dimensions	DC9602 - DC4020 - DC0650 - DC1215 -	5.9 x 4.2 x 2.8 in. 14.7 x 10.5 x 7 cm 5.9 x 4.2 x 3.8 in. 14.7 x 10.5 x 9.6 cm
Weight	2.2 lbs
Warranty	2 Years

 
 

CryoFreeze® GripRack™

Ideal for use with our PR1MA™ Cryo Tubes! 

• Material: Polypropylene
• Rack Format: 4 x 10
• Temperature Range: -80°C to 121°C.
• Color: White/Gray
• Clear Labeling: High-contrast alphanumeric indexing for fast sample identification.
• Ribbed Wells: Ribs inside the wells enable tubes with Stargrip™ bases to be easily opened or closed with one hand.
• No-Slip Base: Rubber no-slip grips on the base hold the rack securely on the benchtop.
• Manufactured from tough, durable polypropylene.

Proudly made in the USA! Click here for more made in America products!
 

Polycarbonate Cryo or Freezer Boxes

New ultra-low temperature storage boxes are designed to hold 1.2 mL to 2.0 mL cryogenic storage vials.

• Convenient hinged lid
• Unique barcode on every box
• Includes drainage slots for LN2
• Fully autoclavable and withstand temperatures ranging from -196° to +121°C.
• Compatible with all standard 5.25 inch (133 mm) freezer racks.
• Clear lids are hinged.
• Printed indexing for sample identification purposes.

An excellent and long-lasting replacement for cardboard boxes. 

Cryostore™ Cryogenic Boxes

• CSB225 Series: For Use With IP, EX, and IN Series CryoTubes from 1.0 mL to 2.0 mL
• CSB481 Series: For Use With IP, EX, and IN Series CryoTubes from 3.0 mL to 4.0 mL
• CSB281 Series: For Use With IP, EX, and IN Series CryoTubes from 1.0 mL to 2.0 mL
• CSB581 Series: For Use With IP, EX, and IN Series CryoTubes from 3.0 mL to 5.0 mL
• CSB2100 Series: For Use With IN Series CryoTubes Only from 1.0 mL to 2.0 mL

Heathrow Scientific® Coated Wire Racks

Designed specifically for safe transport and storage of conical and round-bottom tubes, Heathrow Scientific® Coated Wire Racks provide unmatched durability and chemical resistance. Constructed from sturdy wire and coated with robust high-density polyethylene (HDPE), these racks offer excellent protection against rust and corrosion, making them ideal for long-term use in demanding lab environments.

These laboratory tube racks feature multiple deck levels and a slotted bottom, offering enhanced stability and support during use. With an autoclavable design and wide temperature resistance from -40 to 121°C, they are perfect for a wide range of laboratory applications.

Key Features

• HDPE-coated wire construction for enhanced longevity
• Rust and corrosion-resistant
• Autoclavable for sterilization and reusability
• Chemical-resistant for use with various reagents
• Operates in a wide temperature range: -40°C to 121°C
• Slotted bottom for extra tube support
• Multiple deck levels ensure tubes stay securely in place
• One-Well Tube Rack Option Available
• Open design for easy sample identification
• Base ring keeps the tube stable and upright 

Specifications
 

Item #	Color	Tube Size	Capacity	Well Diameter	Dimensions (D x W x H)
HS23072	Blue	5-10 mL	72 Wells	13-16 mm	9.5 x 5.0 x 2.6 In. | 24.1 x 12.7 x 6.6 cm
HS23108	Red	5-10 mL	108 Wells	13-16 mm	9.3 x 5.0 x 2.6 In. | 23.6 x  12.7 x 6.6 cm
HS23215	Blue	15 mL	15 Wells	16-20 mm	5.0 x 3.0 x 3.0 In. | 12.7 x 7.6 x 7.6 cm
120764	Blue	15 mL	40 Wells	16-20 mm	9.5 x 3.9 x 3.1 In. | 24.1 x 9.9 x 7.9 cm
120765	Blue	15 mL	80 Wells	16-20 mm	9.5 x 7.6 x 3.1 In. | 24.1 x 19.3 x 7.9 cm
HS232461	Blue	50 mL	8 Wells	25-30 mm	5.8 x 3.2 x 3.5 In. | 14.7 x 8.1 x 8.9 cm
HS23051	Yellow	50 mL	1 Well	29 mm	3.5 x 2.6 x 2.6 In. | 9.0 x 6.7 x 6.7 cm
HS23224	Blue	Large Vol.	6 Wells	55-60 mm	8.1 x 5.3 x 4.1 In. | 20.5 x 13.5 x 10.4 cm

 

Cool Safe Sample Chill System 

• Versatile - Designed for 0.2ml tubes (strips or trays), 96-well and 384-well microplates, 0.5 mL, 1.5 mL, 5 mL tubes. 
• Specially Formulated - Cool Bricks maintain a constant temperature (1°C or 10°C) for up to 10 hours. 
• Quality Engineering - Each aluminum Cool Chamber surrounds tubes to guarantee sustained cold temperatures. 
• Durable - The CoolSafe box is made of triple density expanded polystyrene and molded under extreme pressure creating a durable container that guarantees temperature stability. 
• Easy To Use - Easily interchange Cool Chambers and Cool Bricks for different sized tubes.

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Labcon 24 and 48 Place Bench Top Racks

• Hold 1.5 mL, 1.7 mL, and 2.0 mL microtubes
• Freezable (-190°C) and autoclavable (122°C)
• Racks float in water baths

Labcon 24-Place and 48-Place micro centrifuge tube and cryo-vial storage system. For 1.5 mL and 2.0 mL tubes. These racks fit into Labcon pipette tip boxes and are made of recycled plastic. Fully autoclavable (122°C) and freezable (-190°C). Stackable racks float in your water bath and can incorporate dry ice for use with frozen samples on the bench.

Specifications
 

Material	100% Polypropylene
Grade	Medical
Rating	USP Class VI
Color	White
Length	Various
Fits	1.5 to 2 mL Tubes
Approved Use	Medical, Research, Industrial, Food and Beverage

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Wire Stand Alone Racks 

Interlocking Cube Racks
Interlocking on all sides!