Does not pass through a 0.2 micron membrane filter, membrane filter testing (ASTM International. Standard test method for retention characteristics of 0.2-micrometer membrane filters used in routine filtration procedures for the evaluation of microbiological water quality. West Conshohocken, PA: ASTM International ASTM Standard Test Method D3862-80 ASTM International. Standard test method for determining bacterial retention of membrane filters utilized for liquid filtration. West Conshohocken, PA: ASTM International ASTM Standard Test Method F838-83 U.S. Pharmacopeia. Sterilization and sterility assurance of compendial articles. In: U.S. Pharmacopeia. 23rd rev. Rockville, MD: U.S. Pharmacopeia 1995, <1211>, pp. 1976-1981.)
description (Segers P, et al. Classification of Pseudomonas diminuta Leifson and Hugh 1954 and Pseudomonas vesicularis Busing, Doll, and Freytag 1953 in Brevundimonas gen. nov. as Brevundimonas diminuta comb. nov. and Brevundimonas vesicularis comb. nov., respectively. Int. J. Syst. Bacteriol. 44: 499-510, 1994.)

ID checked by 16S sequencing