ISO Grey Scale For assessment of change in colour and staining in colourfastness testing 1-5 steps with half steps, in wallet.

Control Fabrics QUALITY ASSURED CONSUMABLES James H.HEAL DESORIPTON: Control Fabrics 100*30mm TECHNICAL DESCRIPTION:Per Pack(25) To be used within 6 months of opening. Complies with EN ISO105-X18:2007 & M&S C20B

Impregnated Test Papers QUALITY ASSURED CONSUMABLES James H.HEAL DESORIPTON: Impregnated Test papers 100*75mm TECHNICAL DESCRIPTION:Per Pack(150) To be used within 3 months of opening. Complies with EN ISO105-X18:2007 & M&S C20B

Blue Wool DC Blue Wool fabrics available are sold in 25 x 50 cm (10 x 20 inch) pieces. Conform to the specifications as described in BS EN ISO 105 B Series of test SDC Blue Wool No.1 Lightfastness Standard SDC Blue Wool No.2 Lightfastness Standard SDC Blue Wool No.3 Lightfastness Standard SDC Blue Wool No.4 Lightfastness Standard SDC Blue Wool No.5 Lightfastness Standard SDC Blue Wool No.6 Lightfastness Standard SDC Blue Wool No.7 Lightfastness Standard SDC Blue Wool No.8 Lightfastness Standard

SDC Humidity Control Fabric Humidity Control Fabric to meet ISO/BS standards, 1 piece 250mm (10”) X 150mm (6”),This is an azoic dyed cotton fabric with specified fading properties, which varies with the amount of relative humidity. It is used as a calibration tool for light fastness testing. When the humidity of the light fastness testing machine is correctly set it will fade at an identical rate to the light fastness standard Number 5.