Food&Water Q.C.

 

CHROMagar™ Streptococcus

Photos CHROMagar™ Streptococcus
For isolation and differentiation
of Streptococcus spp.


Typical Appearance of microrganisms

S.agalactiae → blue 
Enterococcus → mauve to violet-mauve
S.uberis → blue to metallic blue
Other Streptococcus → various 

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CHROMagar™ Pasteurella

Photos CHROMagar™ Pasteurella

For detection of Pasteurellaceae

Typical Appearance of microrganisms

Pasteurellaceae  pink to mauve
E. coli, Coliforms  inhibited, blue to steel blue


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CHROMagar™ C.perfringens

Photos CHROMagar™ C.perfringens

For detection and enumeration of C. perfringens

Typical Appearance of microrganisms

Clostridium perfringens → orange
Other bacteria → blue or inhibited

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CHROMagar™ Enterobacteria

Photos CHROMagar™ Enterobacteria

For detection and enumeration of Enterobacteriaceae

Typical Appearance of microrganisms

E. coli → blue

Other Enterobacteriaceae → pink to red

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CHROMagar™ Campylobacter

Photos CHROMagar™ Campylobacter
For Detection of thermotolerant Campylobacter

Typical Appearance of microorganisms

Campylobacter jejuni, coli, lari → red
Other Bacteria → blue or inhibited

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CHROMagar™ Salmonella Plus

Photos CHROMagar™ Salmonella Plus
For detection and isolation of Salmonella species including lactose positive Salmonella.
Detection of lactose positive Salmonella is required in food microbiology by the ISO 6579-1 standard.


Typical Appearance of microrganisms

Salmonella (including S. typhi, S. paratyphi A and lactose positive Salmonella) → Mauve
E. coli  → colourless
Coliforms, etc → blue
Proteus, etc → colourless or inhibited

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