Heat Sealing 


4titude offers a wide range of heat sealing materials, including those with clear, pierceable, peelable and solvent resistant properties. Applications include PCR, QPCR, compound storage, low temperature storage and sample shipping.

We offer sealing rolls for use with all leading brand automated heat seals and cut sheets for use with manual sealers such as the 4Seal.


Clear Seal

Description
Clear polymer film forming a peelable seal to PP, PS and
COC plates. Good optical clarity. Some solvent resistance.

Seal integrity range
-80oC to 80oC or 120oC with pressurised PCR heated lids.

Application
qPCR, short term compound storage.

 
Code Dimensions
4ti-0540
4ti-0540S
4ti-0542
4ti-0542S
4ti-0541
500m x 78mm Roll*
Trial Roll*
350m x 115mm Roll**
Trial Roll**
100 Sheets (125mm x 78mm)
 


Clear Weld Seal Mark II

Description
Weld seal to PP that can not be peeled and is difficult to pierce. Good optical clarity and solvent resistance.

Seal integrity range
-80oC to 120oC

Application
PCR, especially water bath cyclers. Storage and
disposal of hazardous materials. Sample inspection.
Recommended for use with DMSO.

 
Code Dimensions
4ti-0573
4ti-0573S
4ti-0574
4ti-0574S
4ti-0575
610m x 78mm Roll1*
Trial Roll*
500m x 115mm Roll**
Trial Roll**
100 Sheets (125mm x 78mm)
 


Clear Seal 3730

Description
Clear polymer. Seals to PP, PS, PE. Pierceable. Good optical clarity, some solvent resistance. Not suitable for peeling.

Seal integrity range
-80oC to 80oC or 120oC with pressurised PCR heated lids.

Application
Recommended for use with the ABI 3730 Sequencer as the thinner structure pierces more easily.

 
Code Dimensions
4ti-0580
4ti-0580S
4ti-0582
4ti-0582S
4ti-0581
610m x 78mm Roll*
Trial Roll*
500m x 115mm Roll**
Trial Roll**
Roll of 1000 Perforated Sheets
 


Peel Seal

Description
Peelable heat seal to PP plates. Can be peeled directly from freezer. Good barrier to aqueous solutions. Moderate resistance to solvents at room temperature.

Seal integrity range
-80oC to 120oC

Application
Low temperature, compound storage, short term room
temperature compound storage, PCR.

 
Code Dimensions
4ti-0520
4ti-0520S
4ti-0522
4ti-0522S
4ti-0521
600m x 78mm Roll*
Trial Roll*
500m x 115mm Roll**
Trial Roll**
100 Sheets (125mm x 78mm)
 


DMSO Resistant Peel Seal

Description
Identical characteristics as Peel Seal but with very good resistance to solvents even at elevated temperatures.

Seal integrity range
-80oC to 120oC

Application
Both low temperature and room temperature compound
storage with DMSO.

 
Code Dimensions
4ti-0585
4ti-0585S
4ti-0586
4ti-0586S
4ti-0587
500m x 78mm Roll*
Trial Roll*
500m x 115mm Roll**
Trial Roll**
100 Sheets (125mm x 78mm)
 


Pierce Seal

Description
Foil based material. Heat seals to PP plates and can be easily pierced with a tip. Very good solvent resistance including DMSO. Good resealing onto existing seal allowing multiple access to samples. Not recommended for peeling.

Seal integrity range
-80oC to 120oC

Application
PCR, compound storage, sample shipping.

 
Code Dimensions
4ti-0530
4ti-0530S
4ti-0532
4ti-0532S
4ti-0531
610m x 78mm Roll*
Trial Roll*
500m x 115mm Roll**
Trial Roll**
100 Sheets (125mm x 78mm)
 


Pierce Seal Strong

Description

Foil based material. Heat seals to PP plates. Forms a weld seal that cannot be peeled but is easily pierced with a tip. Good solvent resistance.

Seal integrity range
-20oC to 120oC

Application
The weld seal makes this material ideal for high temperature and high pressure applications such as water bath thermal cycling.

 
Code Dimensions
4ti-0533
4ti-0533S
4ti-0533B
4ti-0533BS
610m x 78mm Roll*
Trial Roll*
500m x 115mm Roll**
Trial Roll**
 


Foil Seal

Description
Heat seal to PP and PS plates that can be pierced with a tip or peeled off by hand. Good solvent resistance including DMSO. Resealing onto existing seal is possible.

Seal integrity range
-80oC to 120oC

Application
Low temperature compound storage, short term room
temperature compound storage, PCR.

 
Code Dimensions
4ti-0535
4ti-0535S
4ti-0537
4ti-0537S
4ti-0536
610m x 78mm Roll*
Trial Roll*
500m x 115mm Roll**
Trial Roll**
100 Sheets (125mm x 78mm)
 


Thermal Bond

Description
Seals to PP with a very strong peelable seal. High degree of sample protection. Good solvent resistance including DMSO.

Seal integrity range
-20oC to 120oC

Application
Long term storage including storage and transportation at low temperature. PCR, especially water bath cyclers.

 
Code Dimensions
4ti-0590
4ti-0590S
4ti-0591
610m x 78mm Roll*
Trial Roll*
100 sheets (125mm x 78mm)
 


Black Seal - COMING SOON

Description
A foil based heat seal coated on the sealing surface with
a low fluorescence black pigment. Forms a peelable seal
to PP and PS plates.

Seal integrity range
-80oC to 120oC

Application
Fluorescent and other light sensitive assays.

Please enquire for more information.

 
   
   
 
 

Gas Permeable Heat Seal - COMING SOON

Description
A woven heat seal that is permeable to gasses but providing a barrier to solid contaminants. Permeability rate >4000g/sqm/24h. Pore size up to 35 Microns. Seals to PP and PS plates.

Seal integrity range
-20oC to 60oC

Application
Cell culture.

Please enquire for more information.

 
   
 
 
* Compatible with Thermo ALPS 300™ and ALPS 3000™
** Compatible with Velocity 11 PlateLoc®

PP= Polypropylene PS = Polystyrene
COC = Cyclic Olefin Copolymer
 

 

 
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