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GB/T 37542-2019 English PDF

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US$139.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 37542-2019: Trans-anethole
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 37542-2019	139	Add to Cart	3 days	Trans-anethole	Valid

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Basic data

Standard ID: GB/T 37542-2019 (GB/T37542-2019)
Description (Translated English): Trans-anethole
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: Y41
Classification of International Standard: 71.100.60
Word Count Estimation: 7,750
Date of Issue: 2019-06-04
Date of Implementation: 2020-01-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 37542-2019: Trans-anethole

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Trans-anethole ICS 71.100.60 Y41 National Standards of People's Republic of China Trans anethole 2019-06-04 released 2020-01-01 Implementation State Administration for Market Regulation Issued by China National Standardization Administration

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard was proposed by the China National Light Industry Council. This standard is under the jurisdiction of the National Standardization Technical Committee for Fragrance, Flavor and Cosmetics (SAC/TC257). Drafting organizations of this standard. Guangxi Wanshan Perfume Co., Ltd., Kunshan Development Zone Piaorun Perfume Industrial Co., Ltd., Guangxi Product Quality Supervision and Inspection Institute, Shanghai Spice Research Institute. The main drafters of this standard. Liu Xinwei, Zhang Weirong, Liu Peijie, Cao Yi. Trans anethole

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℃/25℃). 0.998~0.988. 4.4 Refractive index (25℃). 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. ......

Image

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 37542-2019_English be delivered?

Answer: Upon your order, we will start to translate GB/T 37542-2019_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 37542-2019_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 37542-2019_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.