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GB/T 32610-2016 English Version, GB/T 32610-2016 .
GB/T 32610-2016 Technical specification of daily protective mask (English . GB/T 2912.1 Textiles — Determination of Formaldehyde — Part 1: Free and.
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9 Nov 2016 . There is a brand new Chinese standard GB/T 32610-2016 for . The world health organization (WTO) released the air quality guidelines (2006) pointed out that daily . But there are so many kinds of masks in the market. . and particle protective performance, respiratory resistance, formaldehyde, PH value,.