

The right choice for a smart solution : pick 7 SmartDrop-E test ink pens and get a storage box.
A reliable surface energy measurement with SmartDrop-E – in a smart pen.
SmartDrop-E test ink pen. This yellow tinted ink provides a quick and reliable measurement of material surface energy, whether you need to check the material’s cleanliness condition, assess the outcome of a surface treatment, or check that your recent shipment meets your technical requirements.
SmartDrop-E provides super reliable results when it comes to measuring the surface energy of PTFE, EPDM, PET or PVC material. The values range from 22 to 72 mN/m (2mN/m variation according to ASTM D2578-09 standard).
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