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SATRA STM 421PBLACK Black Felt Pads

STM 421PBLACK Black Felt Pads image

Description

These black square felt pads are a consumable accessory for use with the Veslic (to and fro) rub fastness testers STM 421 and STM 643B when testing white or light coloured materials.

Verification

This product is verified.

Pack size

Sold in packs of 100.

Special instructions

Grey scales are required to assess the change in colour.

This item can be used with these machines:

This item can be used for these SATRA Test Methods:

This item can be used for these other test methods and standards: