Excel Scientific Consumables

Sealing films for various applications

 



 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.)
AbsorbMax™
  • 203 µm, light absorbing vinyl film with 37 µm acrylic adhesive
  • May 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 25µm 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 adhesives 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
  • NEW! 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 colors: 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 version
  • 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 version
"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
NEW! 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 respectively, 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   

MiniStrip™ for PCR plates, 
standard plates or strip tubes

  • 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 CO2; 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 constructed on a 7.62 cm plastic core, which makes them compatible with most automatic sealers

  • 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 CO2; non-toxic;
      for tissue culture, bio-blocks, bacterial growth;
      830 plates/roll

Thermal seals for Ultraseal™ LITE and Ultraseal™ Pro

NEW! 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 
Colour coded heat-sealing foils
  • Easily distinguishable by colour code
  • The pre-sliced foils are marked to ensure the use with the right side up thus reducing the risk to damage the sensitive thermo head of the heat sealer
  • Solvent resistant, including DMSO and TFA
  • Temperature range: -80 °C to +120 °C
  • Dimensions: 78 x 125 mm 
  • Packages of 100 single sheets
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 and have 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 contentn
  • Sterile and non-sterile version
  • With / without lid available
Wide range of sealing mats
from Porvair Sciences
  • For 24-, 48- and 96-well plates
  • Made of silicon, EVA or Santoprene with round or square wells
  • Sterile sealing mats available
  • Also DNase- /RNase-free sealing mats available
  • PTFE-coated and pierceable sealing mats
  • Also Mat Capper equipment in our programme
Foils for heat sealing
from Porvair Sciences
  • Heat sealing is the method of choice for fast, air tight and secure sealing without transferring disrupting adhesives to the plate

  • Easily distinguishable by colour code

  • The pre-sliced foils are marked to ensure the use with the right side up thus reducing the risk to damage the sensitive thermo head of the heat sealer
  • Solvent resistant, including DMSO and TFA

  • Temperature range: -80 °C to +120 °C

  • Dimensions: 78 x 125 mm

  • Also Thermal Ultraseal™ LITE Plate Sealer available
 

03-2024
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