Protocols

Dextrose Agar (Powder)

Directions per Liter:

Suspend 43g of the powder in 1L of distilled water. Mix thoroughly. Heat with frequent agitation and boil for 1 minute to completely dissolve the powder. Dispense into appropriate containers, loosen caps and autoclave for 15 minutes at 121ºC (15psi).

Optional: To prepare blood agar, aseptically add 5% sterile defibrinated blood to the medium at 45-50°C. Mix well and dispense as desired.


Component g/liter
Pancreatic Digest of Casein 5
Proteose Peptone No. 3 2
Pancreatic Digest of Gelatin 3
Beef Extract 3
Dextrose 10
Sodium Chloride 5
Agar 15
Total: 43g/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 refrigerated and used within a short period of time.

Categories: Protocols

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. "Dextrose Agar (Powder)" Aladdin Knowledge Base, updated 27 jul 2023. https://www.aladdinsci.com/us_es/faqs/dextrose-agar-powder-en.html
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