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Tryptophane Culture Broth

DEV, ISO 16654, for microbiology
Pack Qty.
Storage temp. +15 to +25 °C
Transport temp. ambient temp.

For the detection of E. coli in foods and water samples by indole production.
Application: Use 16 g for 1 l broth.

Escherichia transform lactose under acid production via β-galactosidase, and are negative in ox ...
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CHF229.50/Pack Qty. 

excl. VAT. | 500 g per Pack Qty.

Art. No. CP71.1

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Product details

Tryptophane Culture Broth DEV, ISO 16654, for microbiology

Escherichia transform lactose under acid production via β-galactosidase, and are negative in oxidase test and positive in indole production test. Kovac Reagent (Art. No. 2950.1) is added to 24-48 h old cultures in a concentration of 0.2 to 0.5 ml per 5 ml broth. A colour shift to dark red shows presence of indole.

Technical Information
Certified according to DEV  
ISO 16654  
Tryptophane Culture Broth
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CP71.1 500 g plastic CHF229.50
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Certificates of Analysis

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The following analysis certificates have been found:

Guarantee analysis

Casein, tryptic digest10 g/l  
L-Tryptophan1 g/l  
Sodium chloride (NaCl)5 g/l  
pH value7,5 ±0,1  

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