Nea
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https://www.nea.gov.sg/our-services/public-cleanliness/environmental-cleaning-guidelines/guidelines/list-of-household-products-and-active-ingredients-for-disinfection-of-covid-19
Active ingredient 浓度差这么多?
我找了 McClean 产品的 benzalkonium chloride比较高的。
有没学化学的童鞋说说 ?
https://www.nea.gov.sg/our-services/public-cleanliness/environmental-cleaning-guidelines/guidelines/list-of-household-products-and-active-ingredients-for-disinfection-of-covid-19
Active ingredient 浓度差这么多?
我找了 McClean 产品的 benzalkonium chloride比较高的。
有没学化学的童鞋说说 ?
Huasing Association 1999 - 2013