RTH Scientific Services

Treated Timber Analysis


RTH is an approved testing laboratory of IVS NZ (click on logo below to visit their site).

All treated timber samples are analysed to Australian Standards AS 1604 (Hazard Class: H1, H2, H3, H4, H5).

Listed below are the current substances that we test for:


  • Bifenthrin

  • Deltamethrin

  • Cypermethrin

  • Permethrin

  • Imidacloprid

  • Copper Azole

  • Didecyl Dimethyl Ammonium Chloride

  • Tebuconazole

  • Propiconazole