Traditional Culture Encyclopedia - Traditional stories - Advantages and disadvantages of agar solid-phase method
Advantages and disadvantages of agar solid-phase method
In the general culture temperature of the solid state of the medium are called solid medium. In the liquid medium add 1.5% to 2.0% of the agar, heated to 100 ℃ to dissolve, 40 ℃ cooling and solidification, so that it becomes a solid state that is the solid medium.
Agar, also known as agar, agar, agar, agar, agar, agar, etc., is a natural polymer polysaccharide substance refined and purified by scientific method with red seaweeds such as Gelidium, Gracilaria, etc. as raw materials. Agar contains a variety of elements, and has the function of clearing heat, appetizer and spleen, it has a wide range of applications in the food industry, pharmaceutical industry, daily chemical industry, bioengineering and many other aspects, it is one of the world's most widely used seaweed gum.
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