Full Description

This document specifies test methods for efficiency of chemically or physically treated textile products against house dust mites.

For the products treated by chemicals against house dust mites, the test methods specified in a) to c) are applied. For the physically treated products, the test method specified in d) is applied.

a) Repelling method by using Petri dish
This method is applied to carpet, bedding surface fabric, bed sheeting, bed covering and blanket.

b) Repelling method by using glass tube (Methods A and B)
This method is applied to wadding (bedding, etc.) with a fibre content of cotton, wool or synthetic fibre, feathers/down.

c) Proliferation method by using Petri dish (Method A) and using vial (Method B)
Method A is applied to carpet, bedding surface fabric, bed sheeting, bed covering and blanket. Method B is applied to wadding.

d) Penetration method
This method is applicable to the outer fabric of a futon, bed sheeting and bed covering. However, this method is not applicable to the multiple component non-woven fabrics and fibre products with the high stretch properties such as jersey fabrics.

Cross References:
ISO 3696
ISO 9237
ISO 3310-1
ISO 105-F02
JIS L 1920
NF G39-011


All current amendments available at time of purchase are included with the purchase of this document.

Product Details

Published: 06/19/2019 ISBN(s): 9780580939761 Number of Pages: 38 File Size: 1 file , 1.4 MB Same As: ISO 21326:2019 Product Code(s): 30340246, 30340246, 30340246 Note: This product is unavailable in United Kingdom