ISO 4731:2012 PDF

Essential oil of geranium (Pelargonium x ssp.)

Название (английский):

ISO 4731:2012

Essential oil of geranium (Pelargonium x ssp.)

Статус документа:: Действующий
Формат:: Электронный (PDF)
Количество страниц:: 9
Дата публикации:: 13 декабря 2012 г.
Издание:: ISO IS 4731 edition 3 version 1
ICS:: 71.100.60

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Описание (английский):

ISO 4731:2012 specifies certain characteristics of essential oil of geranium (Pelargonium × spp.) coming from different Pelargonium species commonly known as Pelargonium graveolens, in order to facilitate assessment of its quality.

Технические детали

Технический комитет: ISO/TC 54 - Essential oils
SKU: ISO 4731:2012

Abstract

Overview

ISO 4731:2012 - "Essential oil of geranium (Pelargonium × ssp.)" - is an international standard that specifies characteristic properties and quality criteria for geranium essential oil (commonly from Pelargonium graveolens ecotypes). The purpose is to provide a reproducible basis for assessing geranium essential oil quality across different geographical origins (North Africa, China, Bourbon/Reunion, Madagascar).

Key topics and requirements

Appearance & odour: Clear, mobile liquid; rose‑like aroma with a varying minty note. Colour ranges from amber‑yellow to greenish‑yellow (Bourbon type often yellowish‑green to brownish‑green).
Physical constants:
- Relative density (20 °C): ~0.882–0.905 depending on origin.
- Refractive index (20 °C): ~1.460–1.475 depending on origin.
- Optical rotation (20 °C): approx. −17° to −7° (origin dependent).
- Acid value: specified as

Overview

Key topics and requirements

Appearance & odour: Clear, mobile liquid; rose‑like aroma with a varying minty note. Colour ranges from amber‑yellow to greenish‑yellow (Bourbon type often yellowish‑green to brownish‑green).
Physical constants:
- Relative density (20 °C): ~0.882–0.905 depending on origin.
- Refractive index (20 °C): ~1.460–1.475 depending on origin.
- Optical rotation (20 °C): approx. −17° to −7° (origin dependent).
- Acid value: specified as

ISO 4731:2012 PDF

Технические детали

Abstract

Overview

Key topics and requirements

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Abstract

Overview

Key topics and requirements

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