GB/T 20388-2016 in English

《GB/T 20388-2016纺织品 邻苯二甲酸酯的测定 四氢呋喃法》由TC209（全国纺织品标准化技术委员会）归口，TC209SC1（全国纺织品标准化技术委员会基础标准分会）执行，主管部门为中国纺织工业联合会。

1 Scope

This standard specifies a method of determining phthalates in textiles with tetrahydrofuran solvent and gas chromatography–mass spectrometry (GC-MS) with mass selective detector.
This standard is applicable to textile products where there is a risk of the presence of some phthalates.


2 Terms and Definitions

For the purpose of this document, the following terms and definitions apply.
2.1
Plasticized or softened material
Plastic material that is treated with chemicals to make it more flexible.
Note: For this standard, the chemicals are phthalates. Examples of plastic material: coating, pigment print binder, etc.
2.2
Overall treated textile
Textile with a continuous finish, coating or print.
2.3
Locally treated textile
Textile with a discontinuous finish, coating or print.
2.4
Representative specimen
Specimen obtained by mixing pieces of all the different treated parts and colours.

3 Principle