Yeast Extract Agar is used in water microbiology for the enumeration of culturable microorganisms by colony count at 36 and 22°C. The method is intended to measure the functional efficiency of drinking water treatment, and more generally, all types of water. It is particularly well adapted to the analysis of water destined for human consumption, including bottled and natural mineral waters and swimming pool water.

Tryptone-Soy Broth is a universal nutrient medium suitable for a wide range of uses. In light of its excellent nutritive value, it favors the growth of most fastidious microorganisms. It is used in the pharmaceutical industry to satisfy sterility tests and its formula is that listed in the United States Pharmacopoeia for specific and non-specific germs. It responds also to the formulations described in quality control norms established for cosmetic products, as well as in animal health. 

Trypto Casein-Soy Agar is a universal nutrient medium suitable for a wide range of uses. In light of its excellent nutritive value, it can be used for the growth and isolation of both aerobic and anaerobic bacteria and to favor the development of the most fastidious microorganisms. Poured in plates or on strips, it is useful in rapid tests for examining the contamination of surfaces. In addition, under the denomination TSA (Tryptic Soy Agar), this formula corresponds to the reference medium used for the evaluation of productivity and selectivity criteria in the context of the ISO 11133 standard. 

Sugar-Free Agar for the enumeration of contaminants in dairy products is a carbohydrate-free medium used for the detection and enumeration of microorganisms that do not undergo specific fermentation processes during the preparation of dairy products. The result of the enumeration furnishes an indication of the level of contamination of the sample tested.
This media is recommended for the enumeration of contaminating microorganisms in butter, fermented milk and fresh cheeses. 

The R2A (Reasoner’s 2A) agar is a medium destined for the enumeration of total viable aerobic microorganisms in treated water such as purified water, highly purified water and water for injectable preparation

Plate Count Agar containing glucose and yeast extract is used in food bacteriology to enumerate aerobic bacteria in milk, meats, meat-based products, other food products, as well as for the analysis of pharmaceuticals, cosmetics and their associated raw materials.
It is also used for the enumeration psychrotrophic microorganisms.

Plate Count Agar with skimmed milk is used in food and dairy bacteriology to enumerate aerobic bacteria in milk powders and dairy products.
It is also used in the enumeration of psychrotrophic microorganisms.

Nutrient Agar (2.5%) is used primarily in water microbiology for the culture of microorganisms in the context of purification steps required in certain specific standard or protocols of detection and/or enumeration. Use of this media leads to well isolated colonies.

Eugon LT 100 agar is used for the enumeration of total mesophilic aerobic microorganisms in cosmetic products with or without preservatives. It enables luxuriant colonies to form in the case of most microorganisms. 

Contact Plate Agar is used to enumerate microorganisms by the direct application of the agar to the surfaces to test. The use of this simplified technique is a good verification of the state of cleanliness of equipment after cleaning and disinfection. It can also be used to determine the bacterial load on the hands and fingers of personnel.
The agar can also be used for air control. 

Cetrimide Agar is a selective medium for the isolation and enumeration of Pseudomonas aeruginosa in biological samples of animal origin and in pharmaceutical and cosmetic products. 
Its typical composition is that of the Pharmacopoeia and of the NF EN ISO 22717 for the control of cosmetic products.    

Slanetz and Bartley Agar is a selective medium used for the enumeration of intestinal enterococci in drinking water, beverages, waste water, swimming pool water and various biological products of animal origin, by the membrane filtration method. 

KF (Kenner Fecal) Streptococcus Agar is a selective medium used for the isolation and enumeration of enterococci in food products by using classic enumeration techniques on Petri plates. 
It is also recommended in the standard for the composition of acidifying lactic starters in dairy products, for the detection of enterococci as contaminants. 

Ethyl Violet Azide Broth (also known as Litsky broth) is used to carry out the confirmation test of the detection and enumeration of fecal streptococci (enterococci) in drinking water and waste water, in frozen foods and other food products by the most probable number method. The procedure involves two stages : 
      – presumptive test in Azide Dextrose Broth (Rothe)
      – confirmation in Ethyl Violet Azide Broth (Litsky)

Bile Esculin Azide Agar (BEA agar) is a selective medium used to isolate and enumerate enterococci in food and pharmaceutical products. It is also used for the enumeration of enterococci animal feed.

Azide Dextrose Broth (Rothe) is used for the enumeration of enterococci in drinking water, frozen foods and other food products by the most probable number method

Tryptone-Soy Agar, used as a base to be supplemented with blood, is prepared with selected starting materials which do not turn brown. It was specially designed to detect beta-hemolytic reactions and to favor the growth of particularly fastidious aerobic and anaerobic bacteria. 
The media can be used for the hemolysis test on presumed colonies of Bacillus cereus, according to the standard ISO 21871.

BCP Dextrose Tryptone Agar (also known as BCP Glucose agar) is used to enumerate mesophilic and thermophilic aerobic bacterial spores (especially Bacillus stearothermophilus, responsible for flat sour) in raw materials and in ingredients used in canning non-acid products (pH > 4,5). It is also used in surface samples and canning process water.

Bacillus cereus Agar is used for the detection and enumeration of spores and vegetative cells of Bacillus cereus in food products.
The typical composition corresponds to the MYP agar (mannitol, egg yolk, polymyxin agar) described in the standards NF EN ISO 7932 and NF EN ISO 21871.

Tryptone Sulfite Cycloserine Agar was described by Harmon for the selective isolation and enumeration of Clostridium perfringens in water and food samples. The medium was recommended for the enumeration of sulfur-reducing anaerobes from foods of animal origin.

Thioglycollate Medium with Resazurin is used for sterility tests of biological products and for the culture of aerobic, anaerobic and microaerophilic bacteria. This medium is also used for the confirmation of Clostridium perfringens in food products.

Lactose-Sulfite Broth is a confirmation medium allowing the selective detection of both the vegetative cells and spores of Clostridium perfringens in food products and biological samples of animal origin, without the usual confirmatory tests.

Bryant and Burkey Broth with Resazurin (modified by Bergère) is used to enumerate the spores of lactate fermenting Clostridium in milk and dairy products. In particular, it is used to detect Clostridium tyrobutyricum, responsible for the late blowing of cheeses such as gruyère, emmental, gouda, edam, cheddar or parmesan. The phenomenon arises from a high number of spores in the milk used to prepare the cheese. This number depends above all on the type of food given to the animals, since the main source of contamination is silage. 

Mannitol Salt agar is used for the selective isolation, detection and enumeration of pathogenic staphylococci in filterable water as in swimming pools, potable water or spas. It is also used for the detection of Staphylococcus aureus according to the Pharmacopeia and in cosmetic products

Giolitti and Cantoni Broth with Tween 80 is a selective enrichment medium for the detection and enumeration (particularly in low numbers) of coagulase positive staphylococci in food products.

Baird-Parker Agar with egg yolk and potassium tellurite is a selective medium for the detection and enumeration of Staphylococcus aureus in animal origin biological samples, pharmaceutical products, cosmetics, foods and water.   

Rogosa Agar is a selective medium used for the enumeration of lactobacilli in meat, food products and biological samples of animal origin.
Given its high concentration in salts, the media is not adapted to the isolation of certain dairy lactobacilli such as Lactobacillus delbrueckii subsp. lactis or Lactobacillus delbrueckii subsp. bulgaricus.

Reinforced Clostridial Agar is a non-selective medium used for the isolation and enumeration of Clostridia, other anaerobic bacteria and lactobacilli in biological samples, dairy products, and other food products.

This medium, developed by Mayeux, Sandine and Elliker in 1962, is an elective medium for the detection and enumeration of Leuconostoc in milk, dairy products and sweet foods.

MRS Agar is used for the growth and enumeration of cultures of Lactobacillus in dairy and other food products as well as in products destined for animal feed. 
The medium can be used to culture slowly-growing lactobacilli such as Lactobacillus brevis and Lactobacillus fermentum. Acidified to low pH, it can be used to enumerate Lactobacillus bulgaricus in yogurts. 
According to the bacteria sought, the media can be adjusted in pH to obtain optimal growth.   

Le M17 Broth was developed for the growth and enumeration of lactic streptococci (lactococci) in milk and dairy products. It favors the growth of mutants unable to ferment lactose. It is well adapted to the culture of Lactococcus lactis (a particularly fastidious species).

M17 Agar is used for the enumeration of lactococci (especially Lactococcus lactis) in dairy products. It is also used to study the sensitivity of these species to bacteriophages. It is well adapted to the enumeration of Streptococcus thermophiles in natural or flavored yogurts, textured or not, and in yogurts containing morsels of fruit.  

Elliker Broth, prepared according to the formula of Elliker, Anderson and Hannesson, contains the nutritive elements necessary for the growth of lactobacilli and lactic streptococci (including Lactococcus) in dairy products. 

Bromocresol Purple (BCP) Lactose Agar is a non-selective medium, used for the differentiation of Enterobacteriaceae. It is used for the confirmation of coliforms in the context of the standard T90-425, for the bacteriological examination of containers and recipients used in water bottling.  

Tryptophan broth allows the culture of microorganisms presenting no particular growth requirements. The media is used to perform the indole production test, used notably in the confirmation of Escherichia coli, Shigella and Salmonella.

TBX Agar is a selective medium for the enumeration of β-D-glucuronidase-positive Escherichia coli in food products. The result is obtained directly by counting characteristic colonies after only 24 hours of incubation and no confirmation step is required.

Tergitol 7 Agar is used for the enumeration of Escherichia coli and coliform bacteria in water, notably potable water, through the membrane filtration method. 
This media is also used for testing swimming pool water.

Peptone water is used for the culture of microorganisms with no particular growth requirements. This media is specifically used for the Mackenzie test for the identification of Escherichia coli via indole production.  

MacConkey Broth Purple complies with the formula described in the European Pharmacopoeia for the detection of Escherichia coli in non-sterile products.
The media may be also used as a presumptive medium for the detection of coliform bacteria in water, milk, and seafood (oysters). 

Laurylsulfate-Tryptose broth is a selective enrichment media used for the detection and enumeration of Escherichia coli and coliforms in water and food products. 
The medium was formulated by Malmann and Darby who showed, in 1941, that sodium laurylsulfate was the best selective agent among a number of surfactants and did not inhibit the growth of coliform bacteria. Levine later showed that the medium reduced the number of false positives by inhibiting the growth of sporulated gas-producing bacteria.

Glutamate broth is used enumeration of β-glucuronidase positive E. coli in food products by the MPN technique. It is recommended when the microorganisms are found in a sub-optimal state due to exposition to stress including freezing, desiccation, disinfection or high salinity.
The described method does not allow the detection of strains of Escherichia coli that do not develop at 44°C, and, in particular, those that are β-glucuronidase negative, as the case of E. coli O157 and a few other strains of pathogenic E. coli.

EMB Agar, originally recommended by Levine, is used to isolate and identify enterobacteria (notably Escherichia coli and Enterobacter aerogenes) in pharmaceutical, cosmetic and food products as well as water.
It is also used as a confirmation media for Escherichia coli in cosmetic products.

EC Broth (abbreviation for Escherichia coli) is a selective media used for the confirmation of E. coli in water, milk and other food products, as well as live shellfish.
The typical composition of the broth responds to that defined in the normalized method of presumptive Escherichia coli enumeration.

Wort Agar is used for the growth, isolation and enumeration of yeasts and molds. It is particularly well adapted to the enumeration of osmophilic yeasts in butter, sugar, syrups, lemonade and more generally in sweet beverages.

Sabouraud Dextrose chloramphenicol Agar (SDCA) is recommended for the isolation and the enumeration of yeasts and molds, especially when the samples are highly contaminated with bacteria. It is also used as selective isolation media for Candida albicans in cosmetic products.

Sabouraud Dextrose Broth is recommended for the detection of Candida albicans in non-sterile products according to the harmonized Pharmacopeia.
It is also used as a nutrient media for the growth of yeasts and molds.

Sabouraud Dextrose Agar is a classical medium for the culture, isolation and identification of yeasts & molds in sterility tests of pharmaceutical and cosmetic products. It is also used in the specific detection of Candida albicans in pharmaceutical products. 

Sabouraud Chloramphenicol Agar is recommended for the isolation of yeasts and molds, especially when the samples are highly contaminated with bacteria.

Rose Bengal Chloramphenicol Agar is recommended for the selective isolation and enumeration of yeast and molds in food products, environmental, and any other potentially contaminated samples of animal origin.

Potato Dextrose Agar (PDA) is recommended in standards applied to cosmetic products. It can be used as selective media after addition of chloramphenicol or for applicability trials. 
This media is also adapted to the growth of yeasts and molds.

Oxytetracycline Glucose Agar is used for the detection and enumeration of yeasts and molds in food products.

Orange Serum Agar is used for the growth, isolation and enumeration of yeasts, molds and acid-tolerant bacteria (Bacillus, lactobacilli, Leuconostoc, Streptococcus, Clostridium), which are responsible for deteriorations in fruit juices and citrus concentrates. It has also been used for hygiene controls of industrial equipment used to prepare fruit-based beverages.

Malt Agar agar is used for the enumeration of yeasts and molds. It can also be used for the isolation and maintenance of strains.

Dichloran-glycerol (DG-18) agar is recommended for the enumeration of yeasts and molds that develop in products with a low water activity (aw less than 0.95). The media finds particular applications for the enumeration and isolation of xerophilic molds which may be found in dehydrated or extremely dry products, such as heavily sugared or salted foods, dried fruits, cereals, cakes and cookies, flour and meat or fish based dehydrated products. The media favors a controlled growth regarding the size and breadth of mold mycelia and yeast colonies, allowing easier and more accurate counts.

Dichloran Rose Bengal Chloramphenicol agar is recommended for the enumeration of viable yeasts and molds that develop in products destined for human and animal consumption with a water activity (aw) greater than 0.95.
The media does not allow for the enumeration of mold spores.

Chloramphenicol Glucose Agar is destined for the detection and enumeration of yeasts and molds in food products.

Thiosulfate-Citrate-Bile-Sucrose Agar is a selective medium for the isolation of Vibrio cholerae and other enteropathologic Vibrio (in particular Vibrio parahaemolyticus) in fish, seafood and biological samples of animal origin. 

Alkaline saline peptone water (ASPW) is used as a primary and secondary enrichment medium for the detection of Vibrio spp. in human and animal food products as well as environmental samples.
The typical composition meets food microbiology standards XP ISO/TS 21872-1 and XP ISO/TS 21872-2.

Laurylsulfate-Tryptose broth is a selective enrichment media used for the detection and enumeration of Escherichia coli and coliforms in water and food products. 
The medium was formulated by Malmann and Darby who showed, in 1941, that sodium laurylsulfate was the best selective agent among a number of surfactants and did not inhibit the growth of coliform bacteria. Levine later showed that the medium reduced the number of false positives by inhibiting the growth of sporulated gas-producing bacteria.

Lactose Broth is used principally as a liquid enrichment media for the detection of Escherichia coli in cosmetic products, if neutralizers or dispersal agents are not necessary. It is also adapted to the culture of all Gram negative bacteria. Armed with a Durham tube, it can detect the fermentation of lactose.

Endo Agar is used for the confirmation of the presence of coliforms and/or thermotolerant coliforms in drinking water, in milk, in dairy products and in other foods.

Desoxycholate Lactose Agar is a selective medium for the enumeration of coliform bacteria in water, milk, dairy and other food products. The medium is also used for the differentiation and isolation of enterobacteria from samples of animal origin.

Desoxycholate (0.1%) Lactose Agar is a selective medium for the enumeration of coliform bacteria in milk, dairy products and other food products. The medium is also recommended for the isolation and culture of Shigella.

Bromocresol Purple (BCP) Lactose broth is used as enrichment media for the enumeration of coliforms and of thermotolerant coliforms in water

Brilliant Green Bile Broth (BGBB) is used for the confirmation of coliforms and thermotolerant coliforms in food products, water used for watering food products and for effluent / run-off water testing. It can also be used as an enumeration media for coliforms in frozen dairy and ice cream products. 

TSYEA is a universal medium used in a number of applications or protocols. Given its excellent nutritive value, it is often used for the isolation and purification of microorganisms obtained from selective media (i.e. PALCAM agar, Oxford agar etc.) for detection or enumeration of Listeria, and more specifically, Listeria monocytogenes according to the standards currently in vigor.

The typical composition corresponds to that defined in the standards NF EN ISO 11290-1 and NF EN ISO 11290-2.

PALCAM Agar is a selective medium used for the differentiation and isolation of Listeria monocytogenes and other Listeria, from milk and cheese, as well as in other food products, even highly contaminated.
The media can be used as a second media of choice in the context of the directives concerning the detection of Listeria monocytogenes in food microbiology.

Oxford Agar is a selective medium used for the differentiation, the isolation and the enumeration of Listeria monocytogenes from milk and cheese, as well as in other food samples, even highly contaminated.
The media can be used as the second media of choice in the context of the method of detection of Listeria monocytogenes in food microbiology. 

LEB media (Listeria Enrichment Broth) according to the International Dairy Federation (IDF) is used for the selective enrichment of Listeria in milk and dairy products.

Half Fraser broth is used for the selective and differential (primary enrichment broth) enrichment of Listeria monocytogenes and of Listeria spp in food products, according to the Standard NF EN ISO 11290-1.
The media is also used in the context of alternative rapid methods for the detection and enumeration of Listeria monocytogenes or Listeria spp.

Fraser broth is used for the selective secondary enrichment of Listeria monocytogenes and other Listeria in food products

XLT4 (Xylose-Lysine-Tergitol 4) Agar is a selective isolation medium for the detection of Salmonella, except for Salmonella Typhi and Paratyphi.
XLT4 agar can be used as the second media of choice in the normalized methods of Salmonella detection in food microbiology. It is also used as media of choice in animal health for Salmonella detection.

XLD (Xylose Lysine Desoxycholate) Agar is used for the isolation of Salmonella in pharmaceutical products. The typical composition corresponds to that defined in the American and European Pharmacopeia.
The agar can also be used as a second media of choice in the normalized methods for the detection of Salmonella in food products and water. 
A second formulation of XLD agar exists and corresponds to the composition in the standards, in food microbiology and in water microbiology

TSI (Triple Sugar Iron) Agar is used for the identification of enterobacteria by the rapid detection of the fermentation of lactose, glucose (with or without gas production) and of sucrose, as well as the production of hydrogen sulfide.
The typical composition corresponds to that defined in the standards NF EN ISO 6579-1 and NF EN ISO 19250 for the detection of Salmonella spp..

Tryptophan broth allows the culture of microorganisms presenting no particular growth requirements. The media is used to perform the indole production test, used notably in the confirmation of Escherichia coli, Shigella and Salmonella.

Selenite-Cystine broth is used for the selective enrichment of Salmonella in milk and dairy products but also for the characterization of residual sludge It can also be used in animal health for the detection of Salmonella Gallinarum or in water testing.

Salmonella-Shigella (SS) agar is used for the isolation of Salmonellae and Shigellae in fecal material. It can also be used as a second media of isolation in the context of standardized methods for the detection of Salmonella. 

Rappaport-Vassiliadis Soja Broth is used for the selective enrichment of Salmonella in milk, dairy products, other food products, water and in environmental samples.

Müller & Kauffmann Tetrathionate broth is one the oldest media traditionally used for the selective enrichment of Salmonella.

MKTTn Broth is used as one of two selective enrichment medium, along with RVS broth, for salmonellae in milk and dairy products and in other food products following the horizontal method described in the ISO 6579 standard. Associated with MSRV medium, it is also used in the protocol for the isolation and identification of Salmonella in animal production environments, in poultry and in mammals.
MKTTn broth is also used as a second selective enrichment broth for the detection of Salmonella in waters.

Modified Semi-Solid Rappaport-Vassiliadis Agar (MSRV) is a selective medium historically used for the isolation of Salmonella in chocolate and other food products. It is also widely used in animal health: in particular with mammals, poultry and in animal production facilities. It is also recommended for us in the detection of motile Salmonellae in animal fecal matter and in environmental samples in the context of primary animal production.  
This medium is not recommended for immobile Salmonellae (Salmonella Gallinarum et Pullorum)

Hektoen Enteric Agar is a selective medium for the isolation and differentiation of pathogenic enterobacteria from biological samples of animal origin, water samples, dairy products and other food products. It is used in animal health in the context of Salmonella detection in mammals. 
The medium is also recommended for the detection of Shigella, in food microbiology.
Hektöen Enteric agar can also be used as the second media of choice in the standardized methods for the detection of Salmonella. 

Brilliant Green agar according to Edel & Kampelmacher is a selective medium used to isolate Salmonella in milk and dairy products.
This media can also be used as a second isolation media in the context of the various normalized methods for the detection of Salmonella spp.

Bismuth Sulfite (modified Wilson Blair agar) Agar is a selective medium used to isolate Salmonella Typhi and other salmonellas in pathological products of animal origin, water, dairy and other food products. Bismuth Sulfite agar can be used in the normalized methods for Salmonella detection as the second isolation media.

Buffered Peptone Water (BPW) là môi trường tiền tăng sinh cho nuôi cấy định danh Salmonella trong thực phẩm, nước theo ISO 6579, ISO 6887, ISO 19250, ISO 21528, ISO 22964, FDA-BAM, EP

Môi trường nuôi cấy vi sinh dạng bột đông khô 500g/chai, sản xuất bởi công ty Alphachem Việt Nam

Ordering infomation / Thông tin đặt hàng

Môi trường vi sinh AgarCult™ Blood Agar Base

Code: BA500

Môi trường vi sinh AgarCult™ Bismuth Sulphite Agar USP

Code: BSA500

Môi trường vi sinh AgarCult™ Baird Parker Agar ISO 6888-1 ISO 6888-2

Code: BPA500

Môi trường vi sinh AgarCult™ Anaerobic Thioglycollate Medium

Code: ATM500

Môi trường vi sinh AgarCult™ Alternative Thioglycollate Medium (see Thioglycollate Broth NIH)

Code: ALTM500

Môi trường vi sinh AgarCult™ Alkaline Peptone Water (APW) ISO 21872, ISO 8914, APHA, AOAC

Code: APW500

Môi trường vi sinh AgarCult™ Agar Listeria Ottavani & Agosti (ALOA) ISO 11290

Code: ALOA500

Môi trường vi sinh AgarCult™ Acetobacter Broth (Glucose)

Code: ACEBG500