A Range Of Apparatus And Consumable items used to assessthe likelihood of textile based products to yellow in transit or storage. the products can be used on white or pastel coloured yarns, fabric or finished garments.The Phenotest was developed and is intended to assess the potential of phenolic yellowing of textile materials. Performing this test will help manufacturers understand and predict if a garment will yellow while in its package. These high quality consumables are delivered in air tight packaging that is resealable after opening to increase shelf life. Extensive testing of each batch is done before creating the Certificate of Conformity.The test is intended only to predict the yellowing which may be caused by the action of oxides or nitrogen on yellowable phenols. the test id not intended to deal with any other causes of yellowing such as fading or optical brightners, gas fume fading or other such causes. Phenotest has shown to be very useful in controling the quality of white and pastel coloured goods and can significantly reduce customer complaints due to this factor.