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GB/T 37542-2019trans-Anethole (English PDF)

反式大茴香脑

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

June 4, 2019

Implementation date

January 1, 2020

Scope

GB/T 37542-2019 is the English-translated version of 反式大茴香脑.

GB/T 37542-2019 is the Chinese standard "trans-Anethole". Its scope clause reads: This standard specifies the requirements, test methods, inspection rules and signs, packaging, transportation, storage, and shelf life of trans-Anethole.

This standard is applicable to the analysis and evaluation of the quality of trans-anethole obtained from star anise oil through efficient fractionation. Its clauses include test method.

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Document preview — GB/T 37542-2019

National Standard of the People's Republic of China

ICS: 71.100.60
Classification: Y 41

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

1 Scope
2 Normative references
3.1 Chemical name
3.2 CAS number
3.3 Molecular formula
3.5 Relative molecular mass
4.1 Appearance
4.2 Aroma
4.3 Relative density (25°C/25°C)
4.4 Refractive index (25°C)
4.5 Solubility (25°C)
4.6 Content (GC)
5 Test method
5.1 Verification of color

1 Scope

This standard specifies the requirements, test methods, inspection rules and signs, packaging, transportation, storage, and shelf life of trans-Anethole.

This standard is applicable to the analysis and evaluation of the quality of trans-anethole obtained from star anise oil through efficient fractionation.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article

Pieces. For undated references, the latest version (including all amendments) applies to this document.

GB/T 11538-2006 Essential oil capillary column gas chromatography general method

GB/T 11540 Determination of relative density of spices

GB/T 14454.2 Spice aroma evaluation method

GB/T 14454.4 Determination of Refractive Index of Spices

GB/T 14455.3 Evaluation of the solubility (mixing) of perfume in ethanol

3 Product chemical name, CAS number, molecular formula, structural formula and relative molecular mass

3.1 Chemical name

trans p-propenyl anisole.

3.2 CAS number

4180-23-8.

3.3 Molecular formula

C10H12O.

3.4

Structural formula.

3.5 Relative molecular mass

148.21.

4 requirements

4.1 Appearance

white to light yellow solidified body or colorless to light yellow liquid.

4.2 Aroma

It has anise-like aroma.

4.3 Relative density (25°C/25°C)

0.998~0.988.

4.4 Refractive index (25°C)

1.5570~1.5620.

4.5 Solubility (25°C)

1mL or 1g sample is completely dissolved in 3mL 90% (volume fraction) ethanol.

4.6 Content (GC)

>=99.0%.

5 Test method

5.1 Verification of color

Place the sample on a clean white paper or in a colorimetric tube and observe by visual inspection.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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GB/T 43954-2024|GB/T 45045-2024|GB/T 22731-2022|GB/T 14457.2-2013|GB/T 14454.12-2008|GB/T 14454.2-2008

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