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Fisherbrand™ Glass Opaque Calibrated Viscometer Tubes

Cannon™-Fenske opaque type viscometer tubes for measuring viscosity of dark liquids and lubricating oils by ASTM™ D 445.

Manufacturer: fisher scientific  9721F53

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Catalog No. 13-615-5B

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Description & Specifications


Material Borosilicate Glass
Depth (Metric) Bath 22.9cm
ASTM Numbers 50
Approximate Constant 0.004 cSt/sec.
For Use With (Application) For measurement of kinematic viscosity of dark Newtonian liquids, measure kinematic viscosity of liquid to study lubricating oils at low temperatures
Calibrated Yes
Certifications/Compliance ASTM D445, ASTM D446, ISO 3104, ISO 3105, calibration certificate
Product Type Cannon™ Fenske Opaque Viscometer
Sample Volume (Metric) 0.4 oz.
Viscosity 0.8 to 4 cSt
Precision ±0.3%
Depth (English) Bath 9 in.
Sample Volume (English) 12mL
Size 50
Includes Instruction sheet, calibration certificate

  • Borosilicate glass
  • With calibration certificate
  • Minimum sample volume, 12mL
  • Require liquid bath depth of 229mm
  • Excellent precision

Holder not supplied.
Popular sizes listed; other sizes available. Contact your Fisher Scientific representative for more information.