สิ่งทอและเส้นใย
เอกสารมาตรฐาน
สหรัฐอเมริกา
AATCC
TM206
Free and Hydrolyzed Formaldehyde: Water Extraction
2020 (2022)
3
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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.