|
US$174.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 27579-2011: Essential oils -- Analysis by high performance liquid chromatography -- General method
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 27579-2011 | English | 174 |
Add to Cart
|
3 days [Need to translate]
|
Essential oils -- Analysis by high performance liquid chromatography -- General method
| Valid |
GB/T 27579-2011
|
PDF similar to GB/T 27579-2011
Basic data | Standard ID | GB/T 27579-2011 (GB/T27579-2011) | | Description (Translated English) | Essential oils -- Analysis by high performance liquid chromatography -- General method | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Y41 | | Classification of International Standard | 71.100.60 | | Word Count Estimation | 9,921 | | Date of Issue | 2011-12-05 | | Date of Implementation | 2012-03-01 | | Quoted Standard | ISO 356 | | Adopted Standard | ISO 8432-1987, IDT | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 19 of 2011 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the essential oils by HPLC analysis of a common approach, which aims to determine the content of a particular component and/or seek a feature image. | GB/T 27579-2011: Essential oils -- Analysis by high performance liquid chromatography -- General method
---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.
Essential oils. Analysis by high performance liquid chromatography. General method
ICS 71.100.60
Y41
National Standards of People's Republic of China
Oil HPLC method common
Generalmethod
(ISO 8432. 1987, IDT)
Issued on. 2011-12-05
2012-03-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard uses the translation method identical with the international standard ISO 8432. 1987 "General Oil HPLC method."
The standard proposed by China National Light Industry Council.
This standard by the National Standardization Technical Committee of Fragrance Flavor and Cosmetic (SAC/TC257) centralized.
This standard was drafted. Shanghai Institute of spices, spice Epristeride Group Co., Ltd.
The main drafters of this standard. Wu Xiao Jian, Hu Yongcheng, Jinqi Zhang, Huang Jian, Li Qiong, Huang Yanbin, Cao Yi.
Oil HPLC method common
1 Scope
This standard specifies the general method of essential oil by HPLC analysis, wherein the object of determining the content of a particular component and/or
A search feature image.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
ISO 356 oil sample preparation (Essentialoils-Preparationoftestsamples)
Principle 3
Liquid chromatography is based on the absorption, distribution, and/or an isolated phenomenon exclusion ion exchange method. It is a small amount of aromatic oils or for
Other spices raw materials industry in the column containing a suitable packing analyzed under appropriate conditions, can test different components, measuring
Peak area or peak height for the quantitative determination of specific compounds.
4 Reagents and materials
4.1 reference material
Corresponding to the compound to be tested or measured. Senate will be specified in each relevant standard than substance. Reference substances should be newly refined too.
4.2 internal or external standard
Internal or external standard in each of the relevant provisions of the standard, its elution peak position should be as close to the test compound and used in the detection of
Under system, it does not overlap with the peak of peak oil may be any detectable compound.
4.3 Mobile phase
The mobile phase composition during operation can be kept constant (isocratic) or specified program change (gradient). This will be marked on each relevant
Registration requirements.
4.4 elution solvent
The nature and quality of the solvent will be in accordance with the sample to be analyzed and used in the column and the detector and selected. Can not have a solution of less than 0.5μm
The solid particles present.
Gas 4.5
That system requires a gas pump, it should be inert. Available helium, nitrogen or argon.
Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 27579-2011_English be delivered?Answer: Upon your order, we will start to translate GB/T 27579-2011_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 27579-2011_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 27579-2011_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+ countriesQuestion 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 [email protected]. 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.
|