Columbia C.N.A. Agar Base w/ 1% Agar
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Catalog number
M560A-2X500G
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Price
Please ask
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Size
2X500G
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Description
Columbia C.N.A. Agar Base w/ 1% Agar is employed to selectively isolate pathogenic gram positive cocci from clinical and nonclinical specimens.
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Alternative Name
Colombia Colistin Nalidixic Acid Agar Base
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Type
Dehydrated Culture Media
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Origin
Animal
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Classification
Bacterial
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Composition g L
Biopeptone 20.000 Tryptic digest of beef heart 3.000 Corn starch 1.000 Sodium chloride 5.000 Colistin sulphate 0.010 Nalidixic acid 0.015 Agar 10.000 Final pH ( at 25°C) 7.3±0.2
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Quantity required per litre
39,02 g
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Appearance
Cream to yellow homogeneous free flowing powder
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Colour and Clarity of prepared medium
Basal medium: Yellow ;After addition of 5% v/v sterile defibrinated blood: Cherry red coloured Basal medium:Clear to slightly opalescent ; After Addition: opaque gel forms in Petri plates
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Cultural response
Cultural characteristics observed with added 5% v/v sterile, defibrinated blood after an incubation at 35-37°C for 40-48 hours .
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Storage
Store the dehydrated and prepared medium at 2 - 8°C
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Shelf Life
Use before expiry date on the label.
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MeSH Data
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Name
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Concept
Scope note:
Electrophoresis in which agar or agarose gel is used as the diffusion medium.
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Tree numbers
- E05.196.401.153
- E05.301.300.100
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Qualifiers
ethics, trends, veterinary, history, classification, economics, instrumentation, methods, standards, statistics & numerical data
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