For chemical permeation: one A4 size piece of fabric, or 2 pairs of gloves, size L or XL, per chemical requested.
For physical properties: 2 metres of fabric full width or 2 garments size XL.
Where appropriate, UoM information will be included on reports when any of the following circumstances are met:
Where results fall close to class boundaries, we shall provide a calculated probability of compliance of the result to the relevant class level.