 S2K Commerce - Products Dropdown
				
 				S2K Commerce - Products Dropdown
			
			
			
				
				 S2K Commerce - Shopping Cart
				
 				S2K Commerce - Shopping Cart
			
			
			
				
				 S2K Commerce - Order Entry
				
 				S2K Commerce - Order Entry
			
			
			
				
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 | |
Proudly made in the USA! Click here for more made in America products!
  
- Alpha-numerical inscription on the top of the rack to identify your samples
- A convenient form
- Heat resistant autoclavable material
- Collapsible for storage: TPP racks with the "click" system are quickly assembled and disassembled.
- Rack holds (18) 15 mL tubes, (10) 50 mL tubes, or a combination of each size.
Please call us for sample!
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.
Proudly made in the USA! Click here for more made in America products!
  
Wire Grid Racks
This unique steel wire rack allows storage and transport. Heat-cured epoxy coating is unaffected by organic solvents, salts, weak acids and weak alkalis.
  Temp. Range: -223ºC (-369ºF) to 121ºC (250ºF); Autoclavable 
 
TPP Tube Racks
TPP Tube Racks are designed to provide safe, organized, and efficient storage for 15 mL and 50 mL centrifuge tubes as well as tissue culture flat tubes. Featuring alpha-numerical markings, these racks allow easy identification of samples and facilitate smooth workflow in the laboratory.
Constructed from heat-resistant, autoclavable materials, TPP Tube Racks are durable and suitable for repeated sterilization. The click-system assembly allows quick setup and disassembly while eliminating burrs that could damage tubes. Collapsible design ensures compact storage when not in use.
Specialized racks for tissue culture flat tubes 10 cm² include a transparent top and a protective rim, preventing tube shifting and ensuring stable horizontal storage.
Key Features
- Alpha-numerical inscriptions for sample identification
- Convenient ergonomic form
- Heat-resistant, autoclavable material
- Collapsible “click” system for quick assembly and disassembly
- No inhibitory burrs on tube insertion holes
- Transparent top and protective rim for flat tubes
- Compatible with 15 mL and 50 mL centrifuge tubes
Quality Assurance
- Durable, high-quality materials
- Resistant to standard laboratory sterilization processes
	
	
	
Contact us for free samples and see how TPP Tube Racks simplify your lab workflow.
- 4 separate, interlocking, different color racks
- Holds multiple 0.2ml tubes and plates, 0.5ml, 1.5/2.0ml, 15ml and 50ml tubes
- Polypropylene, autoclavable
CryoFreezer® Cryo Storage Racks   
Optimize your cryogenic storage with our top-of-the-line Cryogenic Freezer Rack, designed for LN2 (liquid nitrogen) storage at temperatures as low as -196°C. This rack ensures the protection of your valuable samples. Ideal for use in research, clinical, and industrial laboratories. Assorted Colors: Blue, Green, Orange, Red, Yellow
- For LN2 storage from -196°C to 121ºC
- Material: Polycarbonate
- High-contrast alphanumeric indexing on box base
- Drains and vents prevent pressure build-up
- Crystal clear, transparent Lid for sample viewing
Specifications
 
| Item # | CF-25* | CF-81* | CF-81*-LG | CF-100* | 
| Dimensions (D x W x H) | 76 x 76 x 54 mm 2.99 x 2.99 x 2.13 in. | 133 x 133 x 54 mm 5.24 x 5.24 x 2.13 in. | 133 x 133 x 54 mm 5.24 x 5.24 x 2.13 in. | 133 x 133 x 54 mm 5.24 x 5.24 x 2.13 in. | 
| Max. Tube Dimensions | 12 x 49 mm 0.47 x 1.93 in. | 12 x 49 mm 0.47 x 1.93 in. | 12 x 49 mm 0.47 x 1.93 in. | 12 x 49 mm 0.47 x 1.93 in. | 
| Tube Size | Holds 1.0 or 1.8 mL Tubes | Holds 1.0 or 1.8 mL Tubes | Holds 3.6 or 4.5 mL Tubes | Holds 1.0 or 1.8 mL Tubes | 
| Formation | 25 wells, 5 x 5 | 81 Wells, 9 x 9 | 81 Wells, 9 x 9 | 100 wells, 10 x 10 | 
Proudly made in the USA! Click here for more made in America products!
 
4 Way Flipper® Rack with Tray
Small footprint is perfect for the benchtop or under the hood!
- Multi-tube compatibility
- Four 4-Way racks in a convenient tray
- Each Flipper can be independently oriented
- 4-way racks can be used in the tray or independently
- Fluorescent Colors: Green, Yellow, Orange, Pink
- Standard Colors: Blue, Green, Red, Yellow
- Dimensions: 243 × 102 × 41 mm
	Each rack can be rotated to support a variety of tube sizes including:
   
- Twelve 0.5 mL Tubes
- Nine 1.5 - 2.0 mL Tubes
- Six 15 mL Tubes
- Two 50 mL Tubes
Proudly made in the USA! Click here for more made in America products!
 
Cool Chambers Sample Cooling Racks
CoolSafe Specialty chambers are ideal for ice pans, ice buckets and cold or hot plates. These do not fit the CoolSafe Systems. Freeze these chambers overnight for added cooling convenience. Ideal for use on hot or cold plates or for temperature sensitive liquid transfers.
    Ideally Sized - A variety of options are available to accommodate PCR tubes and trays, 1.5 mL, 15 mL and 50 mL conical tubes.
Proudly made in the USA! Click here for more made in America products!
  
Labcon Reusable Tube Racks
- 25-Place
- Autoclavable (122°C) and freezable (-80°C)
- Numbered Wells
- Made of polypropylene
These racks are designed to hold Labcon centrifuge tubes. Unlike foam racks, they are autoclavable and will not fall apart with repeated use. They can be frozen, and they stack together to minimize storage space. An interlocking design lets you connect more than one rack to create a handy workstation. Autoclavable (122°C) and freezable (-80°C).
Expandable tube racks can be assembled to hold 5 mL, 15 mL, and 50 mL tubes. You can link sections of 25 to suit your needs. Made of polypropylene.
	These racks are designed for Labcon centrifuge tubes, other tube brands may not fit correctly.
 
 
					
				

