Quick and Easy Sample Protection

Adhesive Seals

• Manual, cost-effective method of microplate sealing
• 11 types of seals available including PCR seals
• Designed for long lifetime of reliable sealing
• Compatible with common types of microplates (PE, PP, PS)
• Available on roll (100 m x 80 mm, 200 m x 80 mm etc.)
  or packs of 100 sheets in different dimensions (130 mm x 80 mm, 140 mm x 80 mm etc.)

Black films for Fluorescence and Photoprotection

AbsorbMax™

• 203 Μm, light absorbing vinyl film with 37 Μm acrylic adhesive
• Can be applied to top or bottom of a black plate
• Reduces stray light and well-to-well crosstalk during fluorescence assays
• Protects light-sensitive samples during storage
• Dimensions: 76.2 x 114.3 mm, fits in raised-rim plates
• Temperature range: -40 °C to +80 °C
• Non-sterile, non-pierceable
• Application: fluorescence, photoprotection

White Films for Luminescence and Microscopy

BrightMax™

• 203 Μm white light-reflecting vinyl film with 37 Μm acrylic adhesive
• For use with white microplates, top or bottom of plate
• Light reflecting properties maximize sensitivity of bio- and chemiluminescence assays
• Additional applications for mounting and storage of filter for microscopy such as ELISPOT
• Dimensions: 76.2 x 116.0 mm
• Temperature range: -40 °C to +80 °C
• Non-sterile, non-pierceable
• Application: luminescence, microscopy

Films for Real-Time PCR, Storage and Crystallization

ThermalSeal RT™ and ThermalSeal RT2RR™

• 50 Μm optical clear polyester film with 25 Μm acrylic adhesive
• “Brilliant” ultra-high optical clarity due to ultra-smooth, non-absorbing and non-fluorescing medical-grade adhesive
• Plastic back liner instead of paper contributes to smoothness and high optical clarity
• Certified DNase-, RNase-, and nucleic acid-free
• ThermalSeal RT2RR™ for plates with raised rim
• Dimensions: 79.4 x 121.9 mm or 77.8 x 118.1 mm
• Temperature range: -40 °C to +120 °C
• Non-sterile, non-pierceable
• Application: RT-PCR

ThermalSeal RTS™

• 50 Μm polyolefine foil with 50 Μm encapsulated silicone adhesive
• Encapsulated silicone adhesive is non-tacky until pressed against sealing surface at which time it is released and forms the strongest available seal around each well
• Optical clear with low autofluorescence
• Chemical inert with exclusion of extreme pH-values, DMSO-resistant
• Certified DNase-, RNase-, and nucleic acid-free
• Dimensions: 78.6 x 133.0 mm
• Temperature range: -70 °C to +100 °C
• Sterile and non-sterile versions, non-pierceable
• Application: RT-PCR, storage, protein crystallization
• Also available as RollSeal

Films for Chromatography

Rapid EPS

• PO film with synthetic adhesive
• Easily pierceable to prevent needle clogging or damage
• No adhesive remains on plate or needle
• Compatible with 96-, 384-, and 1536-well plates
• Excellent chemical resistance, also against DMSO, acetonitrile and methanol
• Dimensions: 80 x 122 mm
• Temperature range: -80 °C to +80 °C
• Non-sterile, pierceable
• Application: HPLC, LC/MS

Rapid Slit

• Film made of 3 layers: PET film, silicone rubber, PET film
• Pre-cut slits and adhesive-free area over the wells of a 96-well plate
• Closes immediately after needle penetration, to prevent evaporation and cross contamination
• After 22 hours 95 % of 150 Μl water will remain at 37 °C
• Size: 80 x 122 mm
• Temperature range: -80 °C to +100 °C
• Not sterile, pierceable
• Application: Automation, SPE, HPLC, LC/MS, ADME

Films for extreme Conditions

eXTReme™ FoilSeal™

• 48 Μm aluminium foil with specially formulated 30 Μm adhesive to provide a strong seal for all plate materials
• Flexable foil allows visual verification of seal security
• Easily pierceable with single or multichannel pipettes and needles from robots
• Ideal for PCR, long-term storage at low temperatures, light sensitive assay and robotics
• Excellent barrier properties minimize sample evaporation
• Dimensions: 78.3 x 118.1 mm
• Temperature range: -80 °C to +120 °C
• Non-sterile, pierceable
• Application: PCR

eXTReme™ Seal and eXTReme™ 2 Seal

• 50 Μm PES film with 42 Μm strong adhesive
• Certified DNase- and RNase-free
• Minimized evaporation and well-to-well contamination
• eXTReme™ is ideal for PCR, qPCR (real-time), robotics and sample storage
• eXTReme™ 2 Seal is ideal for PCR and robotics
• Standard cut (XTR-100/XTR2-100, 78.31 x 140.5 mm) is compatible with all plate types, especially raised-rim plates, PCR and deep well plates
• Large cut (XTR-LG-100/XTR2-LG-100, 81.28 x 143 mm) is designed for greater coverage and complete seal around edges of PCR and deep well plates
• Application: PCR, qPCR
• Also available in roll format with 80/roll for quick manual application of foils
• Temperature range: -40 °C to +120 °C for eXTReme™ Seal and -20 °C to +120 °C for eXTReme™ 2 Seal

Films for Automation, also for ELISA applications

EZ-Pierce™

• 70 Μm polyethylene foil with 25 Μm acrylic adhesive
• Easily pierceable with single or multichannel pipettes as well as needles from robots
• Adhesive-free area above each well of a 96-well plate
• Inert and chemical resistant
• Dimensions: 82.6 x 142.9 mm, including two removable end tabs
• Temperature range: -40 °C to +90 °C
• Sterile and non-sterile versions, pierceable
• Application: automation

ZoneFree™

• 70 Μm adhesive-free polyethylene top layer with a patterned inert white 25 Μm polypropylene/adhesive sublayer
• Easily pierceable with single or multichannel pipettes as well as needles from robots
• Sample recovery without adhesive fouling and minimized adhesive contact
• Dimensions: 79.4 x 142.9 mm, including two removable end tabs
• Temperature range: -40 °C to +90 °C
• Non-sterile, pierceable
• Application: automation

X-Pierce™

• 89 Μm vinyl film with 18 Μm adhesive layer
• Precut “X” over each well allows sample access without coring or adhesive fouling
• X-flaps return to original position after taking a sample
• Limited protection of samples after adding several solutions through pipetting
• For long-term protection a continuous film needs to be applied to the plate
• Dimensions: 79.4 x 145.5 mm, including two removable end tabs
• Temperature range: -40 °C to +90 °C
• Sterile and non-sterile versions, pierceable
• Application: automation, ultrasonication

PTFE sealing film from J.G. Finneran, patented

• 51 Μm PTFE film, blue
• Clear, adhesive-free mat prevents sample contamination through adhesive
• Solvent-free adhesive adheres to polypropylen, polystyrene and polycarbonate materials
• Compatible with aqueous solutions and organic solvents
• Excellent chemical resistance, also against DMSO
• Temperature range: -80 °C to +120 °C
• Non-sterile, pierceable
• Application: automation

Films for Cell and Tissue Culture

AeraSeal^®

• 140 Μm, hydrophobic, porous rayon film with medical-grade adhesive
• For tissue culture plates, bio blocks and 96-well plates for cell culture or bacterial growth
• Air permeable, uniform exchange of air and CO₂ in all wells, non-toxic
• Protects against evaporation, cross-contamination and spillage
• Easily pierceable with pipet tips or pipets for sample recovery
• Dimensions: 82.6 x 142.9 mm, including two end tabs
• Temperature range: -20 °C to +80 °C
• Sterile and non-sterile versions, pierceable
• Application: cell culture
• Also available as SealMate™ and RollSeal™

Films for ELISA, short-term storage and incubation

SealPlate^®

• 50 Μm polyester foil with 25 Μm acrylic adhesive
• Minimizes evaporation and prevents contamination between wells
• Secure sealing of all wells, eliminates “edge effects“ in sensitive ELISA assays
• Can also be used for tissue culture, short-term storage and incubation
• Dimensions: 79.4 x 146.1 mm, including two removable end tabs
• Temperature range: -40 °C to +120 °C
• Sterile and non-sterile versions, non-pierceable
• Application: ELISA, incubation
• Also available as SealMate™, RollSeal™ and RollMate™

SealPlate ColorTab™

• Same features as SealPlate^® - see above
• With colour dot and white writing area on each end-tab for plate ID labeling
• Available colours: blue, green, lavender, orange, red
• Application: ELISA, incubation
• Sterile, not pierceable

ThinSeal™

• 25 Μm polyester foil with 25 Μm acrylic adhesive
• Minimizes evaporation and prevents contamination between wells
• Clearer and marginally pierceable with single-channel pipettes or probes for sample recovery
• Dimensions: 79.4 x 141.0 mm, including two removable end tabs
• Temperature range: -40 °C to +120 °C
• Sterile and non-sterile versions
• Application: ELISA, incubation

"General Purpose"

seal for general laboratory use

• Certified DNase- and RNase-free
• Dimensions: 146.1 x 79.4 mm
• Has a good chemical resistance
• Provides a very secure seal to minimize evaporation, but is slightly harder to remove than SealPlate^® films
• Ideal for use with polypropylene plates
• Specially formulated adhesive minimizes plate residue
• Ideal as a temporary seal while awaiting further processing
• Temperature range: -40 °C to +120 °C
• Manufactured from polypropylene
• Not pierceable
• Sterile and non-sterile versions

"ValueSeal™"

for general laboratory use

• Most economical film for general laboratory use
• Provides a secure seal and is easy to remove
• Has a good clarity and is easy to handle
• Ideal as temporary seal while awaiting further processing
• Small dimensions (123.4 x 79.4 mm) and only single perforated end-tab
• Temperature range: -40 °C to +120 °C
• Manufactured from polyethylensulfide
• not pierceable / not sterile

TiterSeal™

• Minimizes evaporation and prevents well-to-well contamination and spillage
• Provides a secure seal and is easy to remove
• Rigid polyester film has a good clarity and is easy to handle
• Ideal as temporary seal while awaiting further processing
• Two end-tabs with perforations
• Eliminates the “edge effect” (greater evaporation in the outside plate wells) which can occur with plate lids

Aluminum Films for PCR and Cold Storage

AlumaSeal II™

• 36 Μm soft, non-permeable aluminium foil with 26 Μm medical-grade acrylic adhesive
• Excellent barrier properties, virtually no evaporation or drying
• Easily pierceable with single or multichannel pipettes and needles from robots
• Heat and cold resistant, impervious to light
• Certified DNase-, RNase-, and nucleic acid-free
• Dimensions: 82.6 x 146.1 mm, including two full-width end tabs
• Temperature range: -80 °C to +120 °C
• Sterile and non-sterile versions, pierceable
• Application: PCR, cold storage

FoilSeal™

• 2 mm aluminium foil removes easily without shredding or tearing
• Pierceable with a pipet tip or robotic probe
• Smaller dimensions and rounded corners result in no plate overhang for robotic applications
• Dimensions: 78.3 x 118.1 mm, including single end tab
• Temperature range: -20 °C to +120 °C
• Sterile and non-sterile versions
• Application: PCR and Robotics
• Also available as RollMate™ and EZcap™ strips

AlumaSeal 96™ und AlumaSeal 384™

• 38 Μm aluminium foil with 38 Μm acrylic adhesive for 96-well and 384-well plates
• Excellent barrier properties, virtually no sample evaporation or drying
• Easily pierceable with single or multichannel pipettes and needles from robots
• Certified DNase-, RNase-, and nucleic acid-free
• AlumaSeal 96™ suitable for plates with raised rims
• Dimensions: 77.8 x 127.0 mm or 82.6 x 137.3 mm, including single end tab
• Temperature range: -80 °C to +120 °C
• Non-sterile, pierceable
• Application: PCR

PES and PP films for PCR

ThermalSeal^®

• 50 Μm heat resistant polypropylene-film with 25 Μm acrylic adhesive for thermal cycling applications
• Excellent barrier properties
• Certified DNase-, RNase-, and nucleic acid-free
• Dimensions: 79.4 x 135.1 mm, including two end tabs
• Temperature range: -40 °C to +120 °C
• Sterile and non-sterile versions, non-pierceable
• Application: PCR
• Also available as MiniStrips™

ThermalSeal A™ und ThermalSeal 2™

• 50 Μm heat resistant polyester-film with 41 Μm acrylic adhesive for thermal cycling applications
• Strong adhesive for improved protection against evaporation and leakage
• No tendency to roll back during application and less tendency to tear during removal
• ThermalSeal A™ for raised-rim PCR plates and standard plates
• ThermalSeal 2™ for better adhesion and reduced evaporation
• Dimensions: 77.8 x 135.5 mm (TSA) or 79.4 x 139.7 mm (TS2), including two end tabs
• Temperature range: -40 °C to +120 °C
• Non-sterile, non-pierceable
• Application: PCR, storage (TSA)

MiniStrip™ and EZcap™  to seal only one or two 8-well rows

Standard plates or strip tubes designed to seal only one or two 8-well rows at a time

• Designed to seal only one or two 8-well rows at a time
• Supplied in convenient sheets of four rows
• NOTE: Spacing does not permit simultaneous application of more than 2 strips
• Available as:
  • SealPlate^®: 50 Μm PES-film, sterile and non-sterile versions, non-pierceable; temperature range: -40 °C to +120 °C, for immunoassays, incubation and storage, dimensions per strip: 19.1 x 82.6 mm

• • ThermalSeal^®: 50 Μm PP-film, non-sterile, non-pierceable; temperature range: -40 °C to +120 °C, for thermal cycling applications, dimensions per strip: 19.0 x 76.2 mm

EZcap™ Strips

• Economical and user-friendly alternative to strip caps
• Precision cut to a smaller dimension to seal a single 8-well row of a 96-well plate or single 8-tube strips

     Available as:

• • FilmStrips™: 50 Μm PP-film, sterile and non-sterile versions; non-pierceable,  temperature range: -40 °C to +120 °C, reduces evaporation, cross-contamination and spillage storage, for incubation and general use, 8 FilmStrips™ on continuous backing liner per sheet

• • PCR Film Strips™: 50 Μm PES-film; non-sterile; non-pierceable; temperature range: -40 °C to +120 °C;  reduces evaporation, cross-contamination and spillage storage; for PCR, qPCR and storage; 8 FilmStrips™ on continuous backing liner per sheet

• • FoilStrips™: 50 Μm Aluminium foil, non-sterile, pierceable, temperature range: -80 °C to +120 °C, excellent chemical resistance (e.g. DMSO), reduces evaporation, cross-contamination and spillage, for PCR, storage and light sensitive assays, 6 FoilStrips™ on continuous backing liner per sheet

Adhesive films on rolls

SealMate™ system for Manual Application

• Convenient, easy and fast film application for microplates
• Includes moulded PP-dispenser with hinged “clamshell” design and sealing films supplied in a novel sheeted-roll configuration
• Dispenser also protects unused film

    Available as:

• • SealPlate^® (colour code: green): 38 Μm PES-film, sterile and non-sterile versions, non-pierceable, temperature range: -40 °C to +120 °C, for immunoassays, incubation and short-term storage, 100 plates/roll

• • AeraSeal™ (colour code: red): 140 Μm, hydrophobic porous rayon film, sterile and non-sterile versions, pierceable; temperature range: -20 °C to +80 °C, for a steady exchange of air and CO_2, non-toxic, for tissue culture, bio-blocks, bacterial growth, 50 plates/roll

• • eXTReme Seal (colour code: blue): 50 Μm, PES film, non-sterile, pierceable, temperature range: -20 °C to +120 °C, for PCR and qPCR, 80 plates/roll

RollMate™ for Manual Application

• Economical and efficient way to rapidly seal microplates
• Self-standing, non-slip supports hold pre-scored film roll in place
• Continuous backing liner can be torn off or fed directly into a waste basket
• Roll tension can be adjusted (e.g. loose, tight)

   Available as:

• • SealPlate^®: 50 Μm PES-film, non-sterile, non-pierceable, temperature range: -40 °C to +120 °C, for immunoassays, incubation and short-term storage, 500 plates/roll

• • FoilSeal™: 50 Μm Aluminium foil, non-sterile, pierceable, temperature range: -80 °C to +120 °C, excellent chemical resistance (e.g. DMSO), reduces evaporation, cross-contamination and spillage, for cold storage, standard PCR, light sensitive assays, 500 plates/roll

Roll-Seal™ for Automation

• Fast, efficient, high-throughput sealing of microplates, 2.5 to 5 sec/plate
• Provides reliable and efficient sealing at a lower cost per plate with minimal user intervention
• Film rolls are fitted on a 7.62 cm plastic core, which makes them compatible with most automatic sealer

     Available as:

• • ThermalSeal RTS™: 50 Μm PO-film with 50 Μm inert silicone adhesive, optically clear, non-sterile, non-pierceable, temperature range: -70 °C to +100 °C, for RT-PCR, storage and crystallization, 540 plates/roll

• • AlumaSeal^® Foil: 38 Μm Aluminium foil with 38 Μm acrylic adhesive, non-sterile, pierceable, temperature range: -80 °C to +120 °C, for PCR, long-term cold storage and sample recovery, 830 plates/roll

• • FoilSeal™: 140 Μm, hydrophobic, porous rayon film, non-sterile, pierceable, temperature range: -20 °C to +80 °C, for a steady exchange of air and CO_2, non-toxic,
    for tissue culture, bio-blocks, bacterial growth, 830 plates/roll

Thermal seals for Ultraseal™ LITE and Ultraseal™ Pro

Advanced Heat Seal

• Compatible with single sheet heat seal applicators
• Certified free of DNase-, RNase and Human DNA contamination (PCR certified)
• Provides excellent protection from evaporation
• Peelable foil does not tear during removal
• Also available as transparent foil in roll format for automated roll format applicators
• Compatible with PP and dual component (PC/PP) PCR plates
• Backing liner prevents sealing surface contamination (remove prior to sealing)
• Dimensions: 131.34 mm x 78.58 mm

Clear Seals

• Peelable, pierceable and strong non-peelable formats available
• Optically clear films
• For imaging, fluorescence, colorimetric assays and PCR/qPCR
• Compatible with instruments that use a heat pressurized lid
• Pierceable formats allows for automation with autosampler needles, capillary and tip based liquid handling systems
• Stronger seals form a permanent seal with higher solvent resistance
• Autoclavability and difficulty to pierce make them ideal for transportation of hazardous substances
• Roll format with 500 m or 610 m foil

Dura Range Heat Seals

• Ideal for high temperature applications and room temperature storage
• Peelable, pierceable and solvent resistant (incl. DMSO) formats available
• Autoclavable
• Aluminium heat-sealing foils available
• Roll format with 500 m or 610 m foil

 HD Heat Seals

• Ideal for long-term storage and transportation
• High solvent resistance
• Wide seal integrity range from temperatures of -200 °C to 110 °C
• Impenetrable by pipette tips and liquid handling systems
• Roll format with 500 m or 610 m foil

 Gas Permeable

• “Bio Pierce and Peel” made from non-woven gas permeable material which limits evaporation
• Ideal for cell culture
• Porous properties allow gas exchange to occur whilst providing an inert surface and no adhesive to interfere with the well contents
• “Gas Pierce and Peel” composed of paper with a grid lacquer coating to enhance porous and gas permeable properties
• Peelable, pierceable and autoclavable formats available
• Roll format with 610 m foil, “Bio Pierce and Peel” with 200 m foil

Also available:

Standard sealing film

• Affordable standard plate seals for microwell-plates and deep well blocks
• Especially suitable for storage at room temperature
• Temperature range: -20 °C to +70 °C

Adhesive sealing film for protein crystallization: hanging drop seal from Art Robbins Instruments

• Clear, hydrophobe polymer with pressure sensitive acryl-adhesive for 96-well microtestplates
• Adhesive-free zones for the 96 wells avoid contamination of your samples
• UV semi-transparent polymer on top allows UV fluorescence microscopy
• For crystallization from +4 °C to +40 °C
• Printed alpha-numerics provide clear identification of each well

Sealing Paddles and Sealing Rollers

• Tools for easy application of adhesive sealing films
• Complete application of plate-sealing film with plate rollers or paddles
• Plate rollers assure a secure and uniform seal around all wells of a plate
• Paddles have two different surfaces, one for flat and one for raised-rim plates

Texan™ Reagent Reservoirs

• Manufactured from reusable, autoclavable, environmentally-friendly polypropylene
• V-shaped reservoir with a total volume of 175 ml
• Graduations: 25 ml, 50 ml, 75 ml, 100 ml, 125 ml and 150 ml
• Reservoir can be opened with one hand due to an easy-to-open latch
• Reinforced base for firm position
• Greater clarity for improved visibility of content
• Sterile and non-sterile versions
• With / without lid available

Wide range of sealing mats from Porvair Sciences