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SN/T 4547-2017 English PDF

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US$259.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
SN/T 4547-2017: (Methods for the detection of coliform bacteria and Escherichia coli)
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 4547-2017	259	Add to Cart	3 days	(Methods for the detection of coliform bacteria and Escherichia coli)	Valid

Similar standards

GB/T 687 GB/T 693 SN/T 4546 SN/T 4538.1 SN/T 4537.3

Basic data

Standard ID: SN/T 4547-2017 (SN/T4547-2017)
Description (Translated English): (Methods for the detection of coliform bacteria and Escherichia coli)
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: G66
Word Count Estimation: 11,168
Date of Issue: 2017-05-12
Date of Implementation: 2017-12-01
Older Standard (superseded by this standard): SN/T 1896-2007
Regulation (derived from): State-Quality-Inspection-Accreditation (2017) 228
Issuing agency(ies): General Administration of Customs

SN/T 4547-2017: (Methods for the detection of coliform bacteria and Escherichia coli)

---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.
(Methods for the detection of coliform bacteria and Escherichia coli) People's Republic of China entry and exit inspection and quarantine industry standards Replace SN/T 1896-2007 Commercial kit detection method Coliform and Escherichia coli method one TestmethodI Released on.2017-05-12 2017-12-01 implementation People's Republic The General Administration of Quality Supervision, Inspection and Quarantine issued

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces SN/T 1896-2007 "ColifilmTM test piece method for coliform and E. coli rapid counting in food". Compared with SN/T 1896-2007, the main technical changes except editorial changes are as follows. --- Modified the standard Chinese and English names; --- Modified Appendix A; --- Increased the calculation formula; --- Removed the second method PetrifilmTM test piece MPN method. This standard is proposed and managed by the National Certification and Accreditation Administration. This standard was drafted. Liaoning Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China, China Academy of Inspection and Quarantine, Dalian Qiyuan Branch Technology Development Co., Ltd. Drafters of this standard. Liu Shuyan, Yan Huaiyu, Wang Gang, Ding Jian, Yin Qi, Jiang Dan, Sun Xiaofei, Wan Chao, Wu Bin, Lin Changjun, Lu Xing'an, Zhou Zhenya. The previous versions of the standards replaced by this standard are. ---SN/T 1896-2007. Commercial kit detection method Coliform and Escherichia coli method one

1 Scope

This standard specifies the E. coli/coliform test test tablets (PetrifilmTM E.coli/ColiformCountPlate) in food. Detection method. This standard applies to the counts of coliforms and E. coli in foods and raw materials.

2 Normative references

The following documents are indispensable for the application of this document. 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 19489 General requirements for laboratory biosafety

3 Biosecurity measures

In order to protect the safety of laboratory personnel and prevent contamination, they should be tested by qualified personnel. All cultures and waste The treatment shall be carried out in accordance with the relevant provisions of GB 19489.

4 Technical Overview

The E. coli/coliform test test method uses a pre-prepared medium containing indicator and cold water soluble gel. The method of microbial culture is carried out. E. coli/coliform test piece contains VRB (Violet RedBile) medium and β-glucuronidase indicator, Escherichia coli The resulting β-glucuronidase reacts with an indicator in the medium, showing a characteristic colony that is blue with bubbles; coliform bacteria Yeast lactose produces acid-producing gas, which reacts with the pH indicator to show a characteristic colony that is red with bubbles.

5 Equipment and materials

In addition to routine sterilization and culture equipment in microbiology laboratories, other equipment and materials are as follows. 5.1 Constant temperature incubator. 36 °C ± 1 °C. 5.2 Electronic balance. The sensitivity is 0.1g. 5.3 Homogenizer (rotary or tap) or equivalent equipment. 5.4 pH meter or precision pH test paper. 5.5 Test the platen. 5.6 Magnifier or/and colony counter.

6 media and reagents

6.1 Sterile saline. See Appendix A, A.1. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of SN/T 4547-2017_English be delivered?

Answer: Upon your order, we will start to translate SN/T 4547-2017_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 4547-2017_English with my colleagues?

Answer: Yes. The purchased PDF of SN/T 4547-2017_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.