Rolls Royce approved material for routine production acceptance of both glass and carbon re-enforced composites prior to bonding. Violet coloured, surface inspection fluid for use on carbon and glass reinforced composites prior to bonding. This product has a very low hazard rating. Care must be taken in use so as not to stain the skin; this is best avoided by wearing impervious gloves. Observe normal industrial hygiene practices. This product covers the requirements of a surface inspection fluid for use a break test medium on prepared Glass Reinforced Composites and Carbon Fibre Reinforced Composite surfaces prior to bonding.