Blue Wool Standards

For Testing Colour Fastness to Light Testing

Blue Wool Standards (BWS) are used for light and weathering fastness testing. We supply Blue Wools in pieces or in strips bonded to card to accommodate your preferences.

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Blue Wool Card for Colour Fastness Testing
Light fastness testing of blue wool

Every batch is checked for compliance against the master before it is released.

Blue wool strips for colour fastness tests

Use pre-mounted Blue Wool strips on card to save valuable time and money.

Blue wool textile test materials

Let us design a card for you with standards to match your testing needs.

Blue Wool Variants


We supply 'European' Blue Wool Standards (ISO 105-B08), which originate from DEK (Deutsche Echtheitskommission). DEK hold the global master standard for Blue Wools and every batch produced is checked for compliance before it is released.


The American Blue Wools originate from AATCC.

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Blue wools for testing
Textile test materials manufacturing

Great Partnerships

TruFade light fastness testing

Use Blue Wool Standards with TruFade: for revolutionary Light Fastness Testing.

light fastness test samples

Blue Wools are used during colour fastness testing.

TruFade light fastness tester

TruFade delivers accurate and reliable results every time.


Certificates of Conformity

Free Certificates

Most of our test materials come with free certificates of conformity. Download a real certificate of conformity for Blue Wool Standards to see for yourself. Log in or register an account with us to access all certificates.

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Blue Wools Conformity Certificate


Test Materials Brochure

Our Test Materials brochure contains in-depth information and specifications about our Textile Testing Test Materials.


Corporate Brochure

Our corporate brochure contains details of our key instruments and other services.


James Heal Brochure.pdf