Chemical Testing

Discover more about our pesticide and chemical testing capabilities

Our lab offers testing for environmental chemicals and pesticides in wool and other textiles and materials, and can also test for bespoke requirements or measures. Chemical testingis designed to ascertain that your product meets stringent Global Organic Textiles Standards, as well as other important global standards like Cradle to Cradle Certification, Responsible Wool Standards, and other quality assurance programs. These tests are integral to affirm any sustainability or environmental safety claims on your materials or products.

Our team have a thorough understanding of these standards, and can work with you to ensure compliance with any requirements or measures.

Contact us about chemical testing tests

Chemical tests we offer:

  • Alkali solubility
  • Insect-resist agent (Permethrin, Bifenthrin)
  • Insect bioassays
  • pH
  • Urea bisulphate solubility
  • Wool grease tests
  • Formaldehyde
  • AZO dyes
  • Effluent analysis
  • Total grease, total solids, suspended solids
  • Volatiles testing (VOC’s)
  • Fluidity
  • Washing powder

Products we regularly test:

  • Wool
  • Natural fibres and textiles
  • Clothing and garments
  • Carpets
  • Regulated products
  • Wool grease
  • Manchester
  • Laundry powder

Request a test

Request a chemical test via the online form here or email the team directly at textiles@nzwta.co.nz for more information.

Downloadable fact sheets

Wool Alkali Solubility