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Agarwood extract - determination of relative density
Date: 2025-12-20Read: 0


LY/T 3361-2023 Agarwood Extract

scope
This document specifies the scope, technical requirements, testing methods, inspection rules, labeling, packaging, transportation, and storage of agarwood extract.
This document is applicable to agarwood containing agarwood secretion as raw material, using steam distillation and supercritical CO2Oil like substances obtained through processes such as extraction, subcritical fluid extraction, or solvent extraction.

Terms and definitions
The following terms and definitions apply to this document.
Agarwood extract
Using agarwood containing agarwood secretion as raw material, after impurity removal and crushing treatment, steam distillation and supercritical CO were used2Oil like substances obtained through processes such as extraction, subcritical fluid extraction, or solvent extraction.
Note: According to different processing technologies, agarwood extract can be divided into agarwood essential oil and agarwood oil.
Agarwood essential oil
An oily substance obtained from agarwood containing agarwood secretion, which undergoes impurity removal and crushing treatment, and is then subjected to steam distillation and oil-water separation.
Agarwood oil
Using agarwood containing agarwood secretion as raw material, after impurity removal and crushing treatment, extraction processes other than steam distillation (such as supercritical CO) are used2The oily substance obtained by separation through extraction, subcritical fluid extraction, or solvent extraction, etc.

Technical Requirements
The essential oil of agarwood and agarwood oil were identified by gas chromatography. The technical indicators of agarwood essential oil shall meet the requirements in Table 1. The technical indicators of agarwood oil should meet the requirements in Table 2.
表1.jpg

sampling
Before sampling, stir thoroughly and take a sample using a glass tube. Take 20mL of each sample and fill it equally into two clean and dry brown bottles, sealing the bottle caps. The bottle label should indicate the manufacturer's name, product name, batch number, quantity, and sampling date. One bottle for inspection purposes and one bottle for future reference.

Test Method
Determination of relative density
According to the provisions of GB/T 11540.
GB/T 11540-2008 Determination of Relative Density of Spices


Kyoto Electronics KEM Fully Automatic Digital Relative Density Tester DA-840

DA-840.jpg