3.4 p — Hydroxybenzoates

3.4 p – Hydroxybenzoany

4-Hydroxybenzoic acid

Kyselina 4-hydroxybenzoová

Isopropyl 4-hydroxybenzoate (isopropylparaben)

Izopropyl-4-hydroxybenzoát (izopropylparabén)

n-Propyl 4-hydroxybenzoate (propylparaben)

n-Propyl 4-hydroxybenzoát (propylparabén)

This method specifies a procedure for the determination of 2-phenoxyethanol, 1-phenoxypropan-2-ol, methyl 4-hydroxybenzoate, ethyl 4-hydroxybenzoate, propyl 4-hydroxybenzoate, butyl 4-hydroxybnenzoate and benzyl 4-hydroxybenzoate in cosmetic products.

Táto metóda určuje postup stanovenia obsahu 2-fenoxyetanolu, 1-fenoxypropan-2-olu, metyl 4-hydroxybenzoátu, etyl 4-hydroxybenzoátu, propyl 4-hydroxybenzoátu, butyl 4-hydroxybenzoátu a benzyl 4-hydroxybenzoátu v kozmetických výrobkoch.

Calculate the 2-phenoxyethanol, 1-phenoxypropan-2-ol, methyl 4-hydroxybenzoate, ethyl 4-hydroxybenzoate, propyl 4-hydroxybenzoate, butyl 4-hydroxybenzoate and benzyl 4-hydroxybenzoate contents, wi, as percentage by weight (% m/m),

Vypočítajte hodnoty obsahu 2-fenoxyetanolu, 1-fenoxypropan-2-olu, metyl 4-hydroxybenzoátu, etyl 4-hydroxybenzoátu, propyl 4-hydroxybenzoátu, butyl 4-hydroxybenzoátu a benzyl 4-hydroxybenzoátu, wi, ako hmotnostné percentá (% m/m)

Benzyl 4-hydroxybenzoate (benzylparaben)

Benzyl 4-hydroxybenzoát (benzylparabén)

DETERMINATION OF BENZOIC ACID, 4-HYDROXYBENZOIC ACID, SORBIC ACID AND SALICYLIC ACID

STANOVENIE KYSELINY BENZOOVEJ, KYSELINY 4-HYDROXYBENZOOVEJ, KYSELINY SORBOVEJ A KYSELINY SALICYLOVEJ

and the determination of 4-hydroxybenzoic acid, salicylic acid, sorbic acid and benzoic acid.

a stanovenie kyseliny 4-hydroxybenzoovej, kyseliny salicylovej, kyseliny sorbovej a kyseliny benzoovej.

This method specifies a TLC procedure that, in combination with the determination method described in Section B, allows the identification of 2-phenoxyethanol, 1-phenoxypropan-2-ol, methyl 4-hydroxybenzoate, ethyl 4-hydroxybenzoate, propyl 4-hydroxybenzoate, butyl 4-hydroxybenzoate and benzyl 4-hydroxybenzoate in cosmetic products.

Táto metóda určuje postup chromatografie v tenkej vrstve (TLC), ktorý v spojení s metódou stanovenia obsahu popísanou v oddieli B, umožňuje zistiť prítomnosť 2-fenoxyetanolu, 1-fenoxypropan-2-olu, metyl 4-hydroxybenzoátu, etyl 4-hydroxybenzoátu, propyl 4-hydroxybenzoátu, butyl 4-hydroxybenzoátu a benzyl 4-hydroxybenzoátu v kozmetických výrobkoch.

Methyl 4-hydroxybenzoate (methylparaben)

Metyl 4-hydroxybenzoát (metylparabén)

Ethyl 4-hydroxybenzoate (ethylparaben)

Etyl 4-hydroxybenzoát (etylparabén)

n-Butyl 4-hydroxybenzoate (butylparaben)

n-Butyl 4-hydroxybenzoát (butylparabén)

Excipients:Methyl hydroxybenzoate (E218) Propyl hydroxybenzoate (E216) Cetyl alcohol Stearyl alcohol

Pomocné látky: metylparabén (E218) propylparabén (E216) cetylalkohol stearylalkohol

methyl (4-hydroxybenzoate) / propyl (4-hydroxybenzoate) = E 218 / E 216, flavouring agent, sodium acetate, acetic acid, purified water.
http://www.emea.europa.eu/

(E218), propylparabén (E216), banánová chuťová prísada, octan sodný, kyselina octová, čistená voda.
http://www.emea.europa.eu/

Methyl hydroxybenzoate (E218) Propyl hydroxybenzoate (E216) Cetyl alcohol Stearyl alcohol
http://www.emea.europa.eu/

Pomocné látky: metylparabén (E218) propylparabén (E216) cetylalkohol stearylalkohol
http://www.emea.europa.eu/

Methyl hydroxybenzoate (E218) and propyl hydroxybenzoate (E216) may cause allergic reactions (possibly delayed).
http://www.emea.europa.eu/

Metylparabén (E218) a propylparabén (E216) môžu spôsobovať alergické reakcie (s možným oneskorením).
http://www.emea.europa.eu/

paraffin, polysorbate 60, sorbitan stearate, glycerol, methyl hydroxybenzoate (E218), propyl hydroxybenzoate (E216), xanthan gum, purified water.
http://www.emea.europa.eu/

vazelína, polysorbát 60, sorbitan stearát, glycerol, metylparabén (E218), propylparabén (E216), xantánová guma, čistená voda.
http://www.emea.europa.eu/

Zyrtec oral solution contain methyl (4-hydroxybenzoate) E 218, propyl (4-hydroxybenzoate) E 216 that may cause allergic reactions (possibly delayed).
http://www.emea.europa.eu/

Zyrtec 1 mg/ ml perorálny roztok obsahuje aj metylparabén (E218) a propylparabén (E216), ktoré môžu spôsobiť alergické reakcie (s možnosťou oneskoreného nástupu).
http://www.emea.europa.eu/

Zyrtec oral solution contain methyl (4-hydroxybenzoate) E 218, propyl (4-hydroxybenzoate) E 216 that may cause allergic reactions (possibly delayed).
http://www.emea.europa.eu/

Dôležitá informácia o niektorých zložkách Zyrtecu Zyrtec 10 mg/ ml perorálne kvapky obsahuje aj metylparabén (E218) a propylparabén (E216), ktoré môžu spôsobiť alergické reakcie (s možnosťou oneskoreného nástupu).
http://www.emea.europa.eu/