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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  9721F50

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Catalog No. 13-615-5A

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Description & Specifications


Material Borosilicate Glass
Approximate Constant 0.002 cSt/sec.
Viscosity 0.5 to 2 cSt
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
ASTM Numbers 25
Sample Volume (English) 12mL
Product Type Cannon™ Fenske Opaque Viscometer
Depth (English) Bath 9 in.
Size 25
Includes Instruction sheet, calibration certificate
Precision ±0.3%
Certifications/Compliance ASTM D445, ASTM D446, ISO 3104, ISO 3105, calibration certificate
Calibrated Yes
Depth (Metric) Bath 22.9cm
Sample Volume (Metric) 0.4 oz.

  • 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.