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SN/T 4675.24-2016 English PDF

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SN/T 4675.24-2016: Determination of Folin-Ciocalteu index in wine for export - Spectrophotometry method
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 4675.24-2016	329	Add to Cart	3 days	Determination of Folin-Ciocalteu index in wine for export - Spectrophotometry method	Valid

Similar standards

GB/T 10343 GB/T 394.1 GB 4927 SN/T 4675.32 SN/T 4675.32 SN/T 4675.31

Basic data

Standard ID: SN/T 4675.24-2016 (SN/T4675.24-2016)
Description (Translated English): Determination of Folin-Ciocalteu index in wine for export - Spectrophotometry method
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: X62
Word Count Estimation: 14,198
Date of Issue: 2016-12-12
Date of Implementation: 2017-07-01
Regulation (derived from): State-Quality-Inspection-Accredidation (2016) No.590
Issuing agency(ies): General Administration of Customs

SN/T 4675.24-2016: Determination of Folin-Ciocalteu index in wine for export - Spectrophotometry 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.
Determination of Folin-Ciocalteu index in wine for export-Spectrophotometry method People's Republic of China Exit Inspection and Quarantine standards Determination of export wine Fulin - schoka index 2016-12-12 released 2017-07-01 implementation People's Republic of China General Administration of Quality Supervision, Inspection and Quarantine released

Foreword

SN/T 4675 "export wine quality and safety analysis method" is divided into 30 parts. --- SN/T 4675.1 Determination of export glycerol in the enzyme method; --- SN/T 4675.2 Export wine 2,3-butanediol Determination of gas chromatography; --- Determination of stable carbon isotope ratio of ethanol in exported wine by SN/T 4675.3; --- SN/T 4675.4 Determination of lactic acid in export wine enzymatic; --- SN/T 4675.5 wine exports - Determination of organic acids by ion chromatography; --- SN/T 4675.6 Determination of glucose, fructose and sucrose in export wines; --- SN/T 4675.7 Determination of acetaldehyde in wine exports - Gas Chromatography - Mass Spectrometry; --- SN/T 4675.8 Export wine 5-hydroxymethyl furfural Determination of liquid chromatography; --- SN/T 4675.9 Exported wine - Determination of diethylene glycol - Gas Chromatography - Mass Spectrometry; --- SN/T 4675.10 Determination of ochratoxin A in export wines - Liquid chromatography - mass spectrometry/mass spectrometry; --- SN/T 4675.11 Determination of 7 kinds of anthocyanins in exported wine by ultra performance liquid chromatography; --- SN/T 4675.12 export wine lysozyme Determination of liquid chromatography; --- SN/T 4675.13 Determination of 2,4,6-trichloro-phenyl ether residues in exported wine by gas chromatography-mass spectrometry; --- SN/T 4675.14 Determination of natamycin in wine exports by liquid chromatography - mass spectrometry/mass spectrometry; --- SN/T 4675.15 exported wine salicylic acid, dehydroacetic acid and p-chlorobenzoic acid Determination of liquid chromatography; --- SN/T 4675.16 Determination of fumaric acid in exported wine by liquid chromatography - mass spectrometry/mass spectrometry; --- SN/T 4675.17 Determination of butyl tin content in exported wine - Gas Chromatography - Mass Spectrometry/Mass Spectrometry; --- SN/T 4675.18 Determination of dithiocarbamate residues in export wines; headspace gas chromatography; Determination of sodium, magnesium, potassium, calcium, chromium, manganese, iron, copper, zinc, arsenic, selenium, silver, cadmium and lead in exported wines; --- SN/T 4675.20 Determination of rare earth elements in exported wine by inductively coupled plasma mass spectrometry; --- SN/T 4675.21 Determination of soluble inorganic salts exported wine Ion chromatography; --- SN/T 4675.22 Determination of total sulfur dioxide in wine exports colorimetry; --- SN/T 4675.23 Determination of ammonia nitrogen in wine and grape juice exports continuous flow analyzer; --- SN/T 4675.24 Export wine Fulin - Schock Index Determination spectrophotometer; --- SN/T 4675.25 Determination of color of export wine CIE1976 (L * a * b *) color space method; --- SN/T 4675.26 Determination of turbidity of exported wine - Scattered light method; --- SN/T 4675.27 Determination of export wine alkaline ash; --- SN/T 4675.28 exports of wine bacteria, mold and yeast count; --- SN/T 4675.29 Export wine wine yeast test real-time fluorescent PCR; --- SN/T 4675.30 Exported wine Bayer engaged yeast test real-time PCR method. This section is part 24 of the SN/T 4675. This section drafted in accordance with GB/T 1.1-2009 given rules. This section identical with the International Organization of Wine and Viniculture (OIV) method OIV-MA-AS2-10 "wine Forlin Schoca Indication Determination. " This section is consistent with the method in technical content, but taking into account the characteristics of our own standards and the Chinese expression of the OIV Method OIV-MA-AS2-10 has been individually editorially modified. This part of the national certification and accreditation supervision and management committee proposed and centralized. This part of the drafting unit. People's Republic of China Beijing Exit Inspection and Quarantine, People's Republic of China Guangdong Exit Inspection and Quarantine Epidemic The main drafters of this section. Han Shen, Liu Ying, Feng Xin, Cui Fengyun, Fan Fei, Pei Guo Xin, Liu Qing, Li Zhiyong. Determination of export wine Fulin - schoka index Spectrophotometry

1 Scope

This part of SN/T 4675 specifies the method for the detection of the wine Forint - Schock index. This section applies to the determination of wine Forlin - 肖卡 index.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 6682 analytical laboratory water specifications and test methods

3 method summary

The Forint-Schoka Index reflects the concentration of polyphenols in wine. Polyphenols in wine samples and the Fulin-Schock trial Agent redox reaction, the reaction of the blue mixture has the maximum absorption at 750nm, the use of spectrophotometer absorbance Degree of determination, calculated after the Forint-Schoca index.

4 Reagents and materials

Unless otherwise indicated, the reagents used in this standard are of analytical grade. When calibrating the instrument, the water used to prepare the solution and the test sample shall be in accordance with GB/T 6682 secondary water requirements. 4.1 Forint-SchocaVal reagent. 4.2 sodium carbonate solution .20% sodium carbonate. Weigh 20g sodium carbonate, dissolved in water, constant volume to 100mL.

5 instruments and equipment

5.1 UV-visible spectrophotometer. The wavelength range includes 750nm. 5.2 quartz cuvette. The optical path is 1cm. 5.3 electronic balance. Sense of 0.1g. 5.4 with stopper volumetric flask .100mL.

6 determination steps

6.1 Sample Preparation 6.1.1 red wine Shake the sample, measure 1mL sample, dilute with water 5 times and reserve. 6.1.2 white wine Shake the sample before use. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of SN/T 4675.24-2016_English be delivered?

Answer: Upon your order, we will start to translate SN/T 4675.24-2016_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 SN/T 4675.24-2016_English with my colleagues?

Answer: Yes. The purchased PDF of SN/T 4675.24-2016_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.