Preparation of Polymer Samples for MicrospectroscopyPreparation of Polymer Samples for MicrospectroscopyKristen WileySenior Cleanroom Microscopists, McCrone AssociatesAugust 27, 2015

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Polymers Polymers Different Forms 

Wikipedia.com

Preparing Polymer Samples for FTIRPreparing Polymer Samples for FTIR

Rubber Stoppers              Plastic Shavings 

MethodsMethods

Selection of the appropriate sampling method is critical to achieving good results!

• Are made from a large cover glass Micro Cover GlassesMicro Cover Glasses

Micro Cover GlassesMicro Cover Glasses

• Are made from a glass slideGlass WedgeGlass Wedge

Glass WedgeGlass Wedge

1mm

Micro ToolsMicro ToolsSmall particles require small tools

• Tungsten needle

• Carbide scribe

• Curved forceps

• KBr holder

Micro KBr CrystalsMicro KBr Crystals• Purchased as 1” x 1” x 4mm crystal

Results??? To Be Continued:Results??? To Be Continued:

Are There Any Questions??Are There Any Questions??

Kristen Wiley and Heidi TaleskySenior Cleanroom Microscopists

kwiley@mccrone.com • htalesky@mccrone.com •(630) 887‐7100

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