สิ่งทอและเส้นใย
เอกสารมาตรฐาน
สหรัฐอเมริกา
AATCC
TM206-2020
Free and Hydrolyzed Formaldehyde: Water Extraction
2020
3
AATCC2023 p. 435-437
This test method is applicable to wettable (non-hydrophobic) textile fabrics that may contain free or hydrolyzed formaldehyde, particularly fabrics finished with chemicals containing formaldehyde. It provides a water extraction process and a subsequent colorimetric analysis of the amount of free and hydrolyzed formaldehyde extracted.