Saybolt universal chrometer - cod. produto nv2501

;saybolt universal chrometer - cod. produto nv2501;; ; ; a colorimeter with an integral light source, for visual determination of the colour of highly refined, un-dyed liquid petroleum products, including gasolines, jet fuels, napthas and kerosines.comprises of a graduated glass sample column with a clear glass base, and a plain glass tube with a three position turret containing colour filter discs. an eyepiece provides a split-field view of both the column and tube. illumination is from a light source in the base of the unit. the height of a column of sample is adjusted until it matches the colour disc in the reference tube. the height is then read off the graduations and expressed in saybolt units.supplied with: 3 whole-colour filter discs and 1 half-colour filter disc, daylight filter, and instruction manual.; ; ; ; astm d156, din 51 411, ftm 791 101, nf m07-003; ; ; ; ;;two section field of view;; ;;three position filter turret;;