... powder usage : microbiological cultural media Agar Agar in Bacteriological Grade characteristic Bacteriological agar include good clarity, controlled gelation temperature, ... , Bacteriological is recommended for clinical applications, Usage Agar was first suggested for microbiological purposes in 1881 by Fannie Hesse, By ... ≤1000 ≤100 ≤100 Absent Absent Agar Agar in Bacteriological Grade from Onlychem