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SN/T 3637-2013 English PDF

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US$419.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
SN/T 3637-2013: Determination of isomaltose and tagatose in food for export. HPLC method
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 3637-2013	419	Add to Cart	3 days	Determination of isomaltose and tagatose in food for export. HPLC method	Valid

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Basic data

Standard ID: SN/T 3637-2013 (SN/T3637-2013)
Description (Translated English): Determination of isomaltose and tagatose in food for export. HPLC method
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: X04
Classification of International Standard: 67.050
Word Count Estimation: 16,166
Quoted Standard: GB/T 6682
Regulation (derived from): National quality recognition (2013), No. 464; industry standard filing Notice No. 1 of 2014 (No. 169 overall)
Issuing agency(ies): General Administration of Customs
Summary: This standard specifies the maltose, tagatose side HPLC method given different foods. This standard applies to fruit drinks, milk drinks, bees, candy, crackers, rice, bacon isomalt, tagatose side with children given.

SN/T 3637-2013: Determination of isomaltose and tagatose in food for export. HPLC 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 isomaltose and tagatose in food for export. HPLC method People's Republic of China Entry-Exit Inspection and Quarantine Standards Determination of maltose, tagatose food exports iso High Performance Liquid Chromatography HPLCmethod Issued on. 2013-08-30 2014-03-01 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. Please note that some of the content of this document may involve patents. Distribution of this document Institutions do not assume the responsibility to identify these patents. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard was drafted. People's Republic of China Hebei Exit Inspection and Quarantine. The main drafters of this standard. Mayu Song, Doucai Yun, Guo Chunhai, Yilian Feng, Gu Haitao, Chenrui Chun, Duan Wenzhong. Determination of maltose, tagatose food exports iso High Performance Liquid Chromatography

1 Scope

This standard specifies a high performance liquid chromatographic method maltose, tagatose different food for export. This standard applies to fruit drinks, measured maltose, tagatose content of milk drinks, honey, candy, cookies, cereal, bacon vary.

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. Laboratory use specifications and test methods GB/T 6682 Analysis

3 Method summary

Sample isomalt, tagatose water extraction, and the extract after protein precipitation with C18 column purification or directly to a C18 column purification, high performance liquid Phase chromatography, external standard.

4 Reagents and materials

Unless otherwise indicated, reagents were of analytical grade water as a water GB/T 6682 regulations. 4.1 acetonitrile chromatography. 4.2 zinc acetate. 4.3 potassium ferrocyanide. 4.4 zinc acetate solution (219g/L). Weigh 219g zinc acetate (4.2), dissolved in water and diluted to 1L. 4.5 potassium ferrocyanide solution (106g/L). Weigh 106g of potassium ferrocyanide (4.3), dissolved in water and diluted to 1L. 4.6 Standard substance. isomalt (formula C12H22O11, CAS number. 499-40-1), Tagatose (molecular formula C6H12O6, CAS number. 87-81-0) purity of greater than or equal to 95%. 4.7 standard stock solution. accurately weighed amount of isomaltulose, tagatose standard substance (4.6), formulated as a water 50.0mg/mL of standard, respectively Stock solution at 4 ℃ refrigerator. 4.8 Standard curve series. standard stock solution (4.7) with water progressively diluted isomalt concentration of 1.0mg/mL, 2.0mg/mL, 5.0mg/mL, 10.0mg/mL, 20.0mg/mL, the concentration of tagatose were 0.4mg/mL, 0.8mg/mL, 2.0mg/mL, 4.0mg/mL, the standard curve solution 8.0mg/mL, and prepared before use. 4.9 C18 SPE column, 500mg, 3mL. Before using successively with 5mL methanol and 5mL of water conditions, keeping the cylinder wetting. 4.10 0.45μm membrane, water.

5 instruments and equipment

5.1 High performance liquid chromatograph. equipped with a differential refractive index detector. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of SN/T 3637-2013_English be delivered?

Answer: Upon your order, we will start to translate SN/T 3637-2013_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 3637-2013_English with my colleagues?

Answer: Yes. The purchased PDF of SN/T 3637-2013_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.