Laboratory Protocols & SOPs Library

Deoxycholate Lactose Agar (Powder)

Directions per Liter:

Dissolve 42.5grams per liter of distilled/ deionized (DDI) water, heating with stirring until completely solubilized. Do not autoclave.


Component g/liter
Peptic Digest of Animal Tissue 5
Lactose 10
Casein Digest Peptone 5
Sodium Chloride 5
Sodium Citrate 2
Sodium Deoxycholate 0.5
Neutral Red 0.033
Agar 15
Total: 42.5g/Liter

Storage and Stability:

Store powdered media at RT. Opened bottles should be capped tightly and kept in a dark, low humidity environment. Prepared media should be kept at 4°C and used within a short period of time.

Categories: Laboratory Protocols & SOPs Library

Da — when not otherwise indicated, molecular weight units are daltons.   Mw — weight-average molecular weight.   Mn — number-average molecular weight.

Products are supplied for research and development use only. Not for use in humans, animals, diagnosis, or therapy.

Cite this article

Aladdin Scientific. "Deoxycholate Lactose Agar (Powder)" Aladdin Knowledge Base, updated 9 juin 2025. https://www.aladdinsci.com/eu_fr/faqs/deoxycholate-lactose-agar-powder-en.html
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