HG/T 5084-2016
Ultraviolet absorber-2-Hydroxy-4-n-octoxybenzophenone(UV-531)
SN/T 4268-2015
Food contact materials - Polymer materials - Determination of 2,4-dihydroxybenzophenone in food simulants - High performance liquid chromatography
GB/T 37640-2019
Determination of chloroacetaldehyde,2,4-dihydroxy-3-methylbenzaldehyde,crotonaldehyde,acetophenone,2-pentylidenecyclohexanone and glutaral in cosmetics—High performance liquid chromatography
SN/T 4269-2015
Food contact materials - Polymer - Determination of 2-hydroxy-4-methoxy-benzophenon in food simulants - High performance liquid chromatography
UNE 84636:2007
Cosmetic raw materials. Sunscreens. 2-Hidroxy-4-methoxy fenone (oxibenzone).
UNE-CEN/TS 13130-18:2006 EX
Materials and articles in contact with foodstuffs - Plastics substances subject to limitation - Part 18: Determination of 1,2-dihydroxybenzene, 1,3-dihydroxybenzene, 1,4-dihydroxybenzene, 4,4-dihydroxybenzophenone and 4,4dihydroxybiphenyl in food simulants
DIN CEN/TS 13130-18
Materials and articles in contact with foodstuffs - Plastics substances subject to limitation - Part 18: Determination of 1.2-dihydroxybenzene, 1.3-dihydroxybenzene, 1.4-dihydroxybenzene, 4.4'-dihydroxybenzophenone and 4.4'-dihydroxybiphenyl in food simulants; German version CEN/TS 13130-18:2005
CEN/TS 13130-18:2005
KS M ISO 4327-2003(2023)
Non-ionic surface active agents-Polyalkoxylated derivatives -Determination of hydroxyl value-Phthalic anhydride method
ISO 6796:1981
Polyglycols for industrial use — Determination of hydroxyl number — Phthalic anhydride esterification method
UNE 55717:1984
SURFACE ACTIVE AGENTS. POLYGLYCOLS. DETERMINATION OF HYDROXYL NUMBER. PHTHALIC ANHYDRIDE ESTERIFICATION METHOD
UNE 55731:1982
SURFACE ACTIVE AGENTS. NON-IONIC SURFACE ACTIVE AGENTS. POLYALKAXYLATED DERIVATIVES. DETEMINATION OF HYDROXYL VALUE. PHTALIC ANHYDRIDE METHOD
ISO 4327:1979
Non-ionic surface active agents — Polyalkoxylated derivatives — Determination of hydroxyl value — Phthalic anhydride method