Agar agar powder for Microbialculture medium High purity agar can be used in the preparation of biological culture media. Its advantages include easy handling, easy resolution of aeration issues, and suitability for observation and research. It has a wide temperature range between its gel point and melting point, making it an excellent gelling agent for solid culture media. Advantages of application: 1.High purity, quick solubility, and gels evenly. 2.High transparency. 3.Excellent user-friendliness.