The NZS8510:2017 Standard

In 2016 Standards New Zealand put together a group of industry experts to develop what is the Testing and decontamination of methamphetamine-contaminated properties NZ standard - NZS8510:2017. The Standard provide a new level of 1.5 micrograms per 100 sqcm.

https://www.standards.govt.nz/sponsored-standards/testing-and-decontamination-of-methamphetamine-contaminated-properties