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Enumeration of mould and yeast in foods. Petrifilm yeast and mold count plate method
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SN/T 2566-2010
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Basic data | Standard ID | SN/T 2566-2010 (SN/T2566-2010) | | Description (Translated English) | Enumeration of mould and yeast in foods. Petrifilm yeast and mold count plate method | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | C53 | | Classification of International Standard | 07.100.30 | | Word Count Estimation | 8,842 | | Date of Issue | 2010-05-27 | | Date of Implementation | 2010-12-01 | | Quoted Standard | GB 19489 | | Regulation (derived from) | National Quality Inspection [2010] No. 290 | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies the yeast and mold in food Petrifilm TM test piece counting method. This standard applies to food molds, yeasts counts. | SN/T 2566-2010: Enumeration of mould and yeast in foods. Petrifilm yeast and mold count plate method
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Enumeration of mould and yeast in foods.Petrifilm yeast and mold count plate method
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Foods mold and yeast count
PetrifilmTM test plate method
Issued on. 2010-05-27
2010-12-01 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.
This standard is proposed and managed by the National Certification and Accreditation Administration Committee.
This standard was drafted. People's Republic of China Liaoning Entry Inspection and Quarantine Bureau, Dalian Kai Yuen Technology Development Co., 3M China
Limited.
The main drafters of this standard. Liushu Yan, Lu Hangan, Juan Cao occasion, Cheng Chiu, Jiang Dan, Song Huijun, Xu Junyi, Ma Hui Rui, Wangqiu Yan, Wang Gang,
Zhao Xin, Qi Zhenyu, Xu Yang, Chen Chang, Wang Haiyan, Zhou Zhenya.
Foods mold and yeast count
PetrifilmTM test plate method
1 Scope
This standard specifies the test piece PetrifilmTM count in food molds and yeasts.
This standard applies to food inspection and counting of mold, yeast.
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, undated references, the latest edition (including any amendments) applies to this document.
GB 19489 General requirements for laboratory biosafety
Principle 3
PetrifilmTM yeasts and molds (PetrifilmTM YeastandMold, PYM) test piece 1) prepared in advance is a good medium
The mold and yeast counts discs. Medium containing cold water soluble gel as a carrier and yeast and mold-sensitive 5-bromo -
4- chloro-3-indolyl - phosphate indicator, and bacteriostatic tetracycline, chloramphenicol. Growth in a circular area divided into 1cm × 30
1cm easy to count squares.
1) Product name PetrifilmTM yeast and mold test piece provided by the US company 3M products. This information is given for the convenience of this standard to make
Users, does not mean endorsement of the product. If other equivalent product has the same effect, you can use these equivalent products.
4 Terms and Definitions
The following terms and definitions apply to this document.
4.1
Molds and yeasts moldandyeast
Department of mold spores, spores or mycelium fragments for microscopic fungal mycelium formed dissemination; yeast system depends mainly on the germination of asexual
Reproduction of unicellular fungi.
5 Equipment and Materials
5.1 incubator. 25 ℃ ~ 28 ℃.
5.2 Refrigerator. 0 ℃ ~ 4 ℃.
5.3 homogenizer (rotary knife or slap-style) or equivalent device.
5.4 sterile pipette 1mL (with 0.01mL scale), 10mL (with 0.1mL scale) or electronic pipettes.
5.5 PetrifilmTM test piece platen.
5.6 oscillator.
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