Renseignements généraux

Nº de série

37538

Nº de partie

1

Nombre total de parties

8

Ou

S/O

Brevets

S/O

Description générale

Metal body and base/ glass optical elements/ mirror

Dimensions

Remarque : Cette information reflète la taille générale pour l’entreposage et ne représente pas nécessairement les véritables dimensions de l’objet.

Longueur

14,0 cm

Largeur

14,0 cm

Hauteur

31,0 cm

Épaisseur

S/O

Poids

S/O

Diamètre

S/O

Volume

S/O

Lexique

Groupe

Agriculture

Catégorie

Recherche

Sous-catégorie

S/O

Fabricant

Ou

Zeiss

Pays

Inconnu

État/province

Inconnu

Ville

Inconnu

Contexte

Pays

Canada

État/province

Inconnu

Période

Inconnu

Canada

Instrument used by Canadian Food Inspection Agency, Agriculture Canada. The lot with which this refractometer arrived contained tomato juice testing equipment, which was designed to pinpoint the colour of the juice based on benchmark colour charts. However, refractometers could be used to test a number of things, including, for instance, honey, grape juice, wine, and maple syrup.

Fonction

Instrument used to determine the mean dispersion of liquid bodies and the reflective index of substances, which is a valuable factor in testing their purity.

Technique

Refractometers are one of the tools used to grade and classifying various edible liquids. Before refractometers were commonly used, many liquids were graded using a scale based on colour comparison. Refractometer made by German optical instrument Mfr. Carl Zeiss. Type used extensively in chemical and physical laboratories, as well as distilling, sugar, paint & oil industries etc . . .

Notes sur la région

Inconnu

Détails

Marques

Incised lettering on tube reads: "CARL ZEISS/ JENA/ Nr. 37538/ Germany"/ Incised white scale markings and numbers/ Hand engraved at base reads: "063467"

Manque

S/O

Fini

Black enamel body/ Polished metal eyepiece and dials

Décoration

S/O