Osmometer

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OBJECT TYPE: FREEZING POINT/AUTOMATIC
DATE: 1980
ARTIFACT NUMBER: 2001.0478.001

MANUFACTURER: Precision Systems Inc.
MODEL: OSMETTE A
LOCATION: Sudbury, Massachusetts, United States of America

More Information

General Information

Serial #: K07203
Part Number: 1
Total Parts: 28
AKA: N/A
Patents: N/A
General Description: .1 METAL, GLASS & SYNTHETIC COMPONENTS..2-.24 GLASS..25-.28 SYNTHETIC

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: 38.0 cm
Width: 26.0 cm
Height: 27.5 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Chemistry
Category: Laboratory equipment
Sub-Category: N/A

Manufacturer

AKA: Precision
Country: United States of America
State/Province: Massachusetts
City: Sudbury

Context

Country: Canada
State/Province: Ontario
Period: THIS INSTRUMENT PRESUMABLY USED C. 1980S+
Canada: PART OF A COLLECTION OF EQ. ACQUIRED BY THEMUSEUM OF MENTAL HEALTH SERVICES FROM APPARATUS DISCARDED BY THE CENTRE FOR ADDICTION AND MENTAL HEALTH (CAMH) AND RELATED FACILITIES (IE. CLARKE INSTITUTE OF PSYCHIATRY) IN TORONTO. CAMH FOUNDED IN 1860S AS PROVINCIAL ASYLUM OF TORONTO. (REF. 1)
Function: TO MEASURE FREEZING POINT DEPRESSION.
Technical: EXAMPLE OF A FREEZING POINT OSMOMETER: BY MEASURING FREEZING POINT OF A SOLUTION, IT'S CONCENTRATION CAN BE DETERMINED. USEFUL APPLICATIONS INCLUDE QUALITY CONTROL OF AQUEOUS SOLUTIONS DURING MFG; DETERMINATION OF AVERAGE MOLECULAR WEIGHT OF A SOLUTE WEIGHED INTO A KNOWN WEIGHT OF SOLVENT; AND DETERMINATION OF SOLUTE CONCENTRATION OF VARIOUS BIOLOGICAL SOLUTIONS. (REF. 2)
Area Notes: Unknown

Details

Markings: .1 "OSMETTE A/ Automatic Osmometer" and "PRECISION SYSTEMS, INC." printed on unit front. All controls, etc. labelled. Decal on side panel reads "CAUTION: [down pointing arrow]/ DRAIN BATH/ BEFORE MOVING". Decal on casing back reads "[PS logo]/ PRECISION/ SYSTEMS, INC./ 60 UNION AVE./ SUDBURY, MASS. 01776". 2nd decal, below, reads "MODEL NO./ 5002/ SERIAL NO./ K07203/ VOLTAGE/ 115 V50/60/ WARNING/ FIRE HAZARD:/ REPLACE FUSE WITH/ 3 AMP 250 V ONLY/ MADE IN U.S.A.".2-.25 No markings visible on glass tubes. * Markings cont'd in Supp. Info.
Missing: ORIGINALLY SUPPLIED WITH ADDITIONAL GLASSWARE, TEST TUBE RACK, STIRING WIRES, SALT STANDARDS (2) AND SPARE TEMP. PROBE.
Finish: .1 GREEN PEBBLE-TEXTURED CASING HAS LIGHT GREY TRIM; BLACK MOULDED SYNTHETIC KNOBS; BLACK PEBBLE-TEXTURED FITTING ON OPERATING HEAD; BLACK COVERING ON CORD..2-.24 CLEAR GLASS TUBES..25-.26 WHITE MOULDED SYNTHETIC CASE..27-.28 OPAQUE SYNTHETIC BOTTLES HAVE BLACK LIDS & TEXT; [ORIGINALLY] CONTAIN[ED] BLUE LIQUID.
Decoration: N/A

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Precision Systems Inc., Osmometer, circa 1980, Artifact no. 2001.0478, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/2001.0478.001/

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