Hand held circular metal sieve with brass wire mesh and body wiht exterior coated in silver paint; used in grading powdered pharmaceutical preparations; wire mesh grade size noted as 20.
Hand held circular metal sieve with brass wire mesh and body wiht exterior coated in silver paint; used in grading powdered pharmaceutical preparations; wire mesh grade size noted as 20.
Number Of Parts
1
Provenance
Received from anonymous donor via Kingston General Hospital Public Affairs.
Dates
1970
1990
circa 1970-1990
Material
metal: grey, brown
Inscriptions
Stamped on side: "20"
Permanent Location
Storage Room 0010
0010-A8-3
Depth
5.4 cm
Diameter
13.9 cm
Unit Of Measure
centimeters
Condition Remarks
Paint flaking and abraded along rim; metal showing minor rust; bottom edges misshapen
Copy Type
original
Research Facts
Sieves For Sifting. Sifting is mainly used in two areas: check screening of raw material to remove extraneous material and Sizing to sort, segregate or control the particle size distribution of powders and granules. Sifting is mainly achieved by used of vibratory, rotary & centrifugal screeners through mechanical means or manual.