Agar Agar Powder 50g

Agar Agar Powder 50g

Agar Agar Powder is an ingredient used in preparation of MEA and PDA nutrient plate recipe. It is a gelatinous substance obtained from seaweed and used in biological culture media and as a thickener in food.


MEA Ingredients:

11g Agar Agar Powder

7-10g Barley Malt Powder

500ml boiling water

PDA Ingredients:

11g Agar Agar Powder

1-3g Dextrose Powder

500ml hot potato broth


  • Mix all the ingredients very well and until there are no lumps.
  • Pour mixture into a Glass Beaker and cover with Heavy Duty Foil and wrap tight (the foil is a splash cover).
  • Place the Glass Beaker in a Pressure Cooker and get it to operating temperature and pressure.
  • From this point, cook for 45 minutes.
  • Remove Glass Beaker from the Pressure Cooker and wait for the temperature of the mixture to drop to 50°C.
  • Pour into the Petri Dishes (makes 40x65mm plates or 50x60mm plates)