023130P1 Buffered Peptone Water

$12-17

250g

Introduction

Usages:
For pre-enrichment of Salmonella spp.

Principle:
Peptone provide carbon and nitrogen sources to meet the needs of bacterial growth; sodium chloride maintains osmotic equilibrium; potassium dihydrogen phosphate and disodium hydrogen phosphate as buffer.

Formulation(per liter):
Peptone: 10g
Sodium chloride:5g
Disodium hydrogen phosphate:3.5g
Potassium dihydrogen phosphate: 1.5g
Final pH7.2 ± 0.2

How to use:
1. Suspend 20g of product, adding 1L of distilled or deionized water, heated to boiling stirring until completely dissolved, dispensing into flask, autoclave at 121 ℃ for 15min, set aside.
2.Diluted and treated samples.

Quality control:
            

ItemThe name and number of strainGrowthColony Color
1Salmonella typhi CMCC (B) 50071goodCloudy broth
2Salmonella typhimurium CMCC (B) 50115goodCloudy broth
3Paratyphoid Salmonella CMCC (B) 50093goodCloudy broth

Storage: Keep container tightly closed, store in a cool, dry place, away from bright light. Storage period of 3 years.

Specifications: 250g/bottle; 225ml*10bag/box

Reference:
1.GB/T4789.4-2003 People’s Republic of China national standards of food hygiene Examination of Salmonella microorganisms
2.GB/T4789.28-2003 People’s Republic of China national standards of food hygiene microbiological examination Staining, media and reagents
3.SN0170-92 People’s Republic of China Import and Export Commodity Inspection industry standard Salmonella food for export (including Arizona bacteria) test method
4.GB/T4789.4-2008 People’s Republic of China national standards of food hygiene Examination of Salmonella microorganisms
5.GB 4789.4-2010 national standards for food safety standards of food hygiene inspection and microbiological testing of salmonella People’s Republic of China
6.GB 13091-91 People’s Republic of China National Standard Test Method for Salmonella in feed
7.GB 4789.40-2010 national standards for food safety standards of food hygiene inspection microorganism People’s Republic of China E.sakazakii test
8. ISO 6579-2002 Microbiology of food and animal feeding stuffs —– Horizontal method for the detection of Salmonella spp.
9. ISO22964-2006 Milk and milk products —– Detection of Enterobacter sakazakii
10. ISO6785-2001 Milk and milk products —– Detection of Salmonella spp

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