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SN/T 4259-2015 English PDF

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US$509.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
SN/T 4259-2015: Determination of alternaria toxins residues in fruit and vegetables for export. LC-MS/MS method
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 4259-2015	509	Add to Cart	4 days	Determination of alternaria toxins residues in fruit and vegetables for export. LC-MS/MS method	Valid

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GB/T 10782 GB/T 22165 GB/T 20706 SN/T 5652.5 SN/T 5652.20 SN/T 1388

Basic data

Standard ID: SN/T 4259-2015 (SN/T4259-2015)
Description (Translated English): Determination of alternaria toxins residues in fruit and vegetables for export. LC-MS/MS method
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: X24;X26
Classification of International Standard: 67.080
Word Count Estimation: 22,259
Date of Issue: 2015-05-26
Date of Implementation: 2016-01-01
Quoted Standard: GB/T 6682
Regulation (derived from): State Quality-Inspection-Accreditation [2015] No.224
Issuing agency(ies): General Administration of Customs
Summary: This standard specifies the fruits and vegetables Alternaria ADM, Alternaria phenol, Teng toxin, Alternaria Alternaria phenol ether four kinds of bacteria endotoxin liquid chromatography - tandem mass spectrometry. This standard applies to apples, pears, grapes, kiwi, oranges, tomatoes, cucumbers, cabbage, peppers and other ADM sample Alternaria, Alternaria phenol, Teng toxin, Alternaria phenol ether Determination and confirmation.

SN/T 4259-2015: Determination of alternaria toxins residues in fruit and vegetables for export. LC-MS/MS 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 exporting fruits and vegetables in Alternaria toxin liquid chromatography - mass spectrometry/mass spectrometry) People's Republic of China Entry-Exit Inspection and Quarantine Standards Export fruit and vegetables in the Alternaria fungus toxin assay Liquid chromatography - mass spectrometry/mass spectrometry Issued on. 2015-05-26 2016-01-01 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 Shaanxi Exit Inspection and Quarantine. The main drafters of this standard. Li Jianhua, He Qiang, Kong Xianghong Zou Yang, Zhang Lu, Li Ying, Fu Cheng Yu. Export fruit and vegetables in the Alternaria fungus toxin assay Liquid chromatography - mass spectrometry/mass spectrometry

1 Scope

This standard specifies the fruits and vegetables Alternaria ADM, Alternaria phenol, Teng toxin, Alternaria Alternaria phenol ether four kinds of bacteria endotoxin Liquid chromatography - tandem mass spectrometry. This standard applies to apples, pears, grapes, kiwi, oranges, tomatoes, cucumbers, cabbage, peppers and other ADM sample Alternaria, Alternaria Phenol, Teng toxin, Alternaria phenol ether Determination and confirmation.

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 of Alternaria fungus toxin extracted with acetonitrile, of polystyrene - divinylbenzene copolymer SPE series amino SPE Take column purification, or gel permeation chromatography (GPC) combined with amino solid phase extraction (SPE), liquid chromatography - tandem mass spectrometry to determine and correct Cards, external standard.

4 Reagents and materials

Unless otherwise specified, the reagents were of analytical grade water as a water line with GB/T 6682 regulations. 4.1 acetonitrile. HPLC grade. 4.2 Methanol. HPLC grade. 4.3 dichloromethane. 4.4 ethyl acetate. 4.5 cyclohexane. 4.6 formic acid. 4.7 sodium chloride. 4.8 anhydrous sodium. 650 ℃ burning 4h, stored in a sealed container in the back. 4.9 ethyl acetate - cyclohexane (11, volume ratio). Measure 1000mL ethyl acetate and 1000mL of cyclohexane mixed uniformly. 4.10 Methanol - water (14 volume). Measure 100mL of methanol and 400mL of water were mixed uniformly. 4.11 formic acid - methanol - ethyl acetate solution (0.5 5050, volume ratio). Measure 100mL methanol, 100mL ethyl acetate, ImL A Sour mix. 4.12 acetonitrile - water (11 volume). Measure 100mL of water and 100mL of acetonitrile were mixed uniformly. 4.13 Alternaria ADM Standards (Altenuene, C15H16O6, CAS. 29752-43-0). purity not less than 99.0%. 4.14 Alternaria phenol standard substance (Alternariol, C14H10O5, CAS. 641-38-3). not less than 98.5% purity. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of SN/T 4259-2015_English be delivered?

Answer: Upon your order, we will start to translate SN/T 4259-2015_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of SN/T 4259-2015_English with my colleagues?

Answer: Yes. The purchased PDF of SN/T 4259-2015_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.