AENOR UNE 84743:2017 Cosmetic raw materials. Ethyl alcohol. Determination by gas chromatography of volatile impurities: aldehydes, higher alcohols, methanol and esters.
2017AENOR UNE 84743:2017 Cosmetic raw materials. Ethyl alcohol. Determination by gas chromatography of volatile impurities: aldehydes, higher alcohols, methanol and esters.