Herschel Emulsifier: DH 5

The DH 5 is a Herschel emulsifier that serves to measure the ability of petroleum oils or synthetic fluids to separate from water.

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Key features

Benefits at a Glance

  • 8 test positions, 2 additional pre-tempering places
  • Variable stirrer speed with digital display
  • Automatic timer stop and audible alarm
  • High level of safety

Convenient Operation

  • Digital display of temperature, stirrer speed and stirring time
  • Stirrer head can be rotated over each test vessel and is locked accurately in position
  • A constant speed is guaranteed, even with changing viscosity
  • The stirrer stops automatically after a selected time with an acoustic signal
  • Easily removable stainless steel stirrer paddle

Customized User Flexibility

  • Stirrer paddle made of copper (optional)
  • Luminous background (optional)

Technical specifications

Application range Ambient to 85 °C
Speed control Variable between 500 rpm and 1600 rpm
Time setting 1 s to 10,000 s
Test positions 1 to 8
Bath capacity 27 liters
Interface RS232
Safety Low-level protection
Over-temperature switch
Protection cover around the paddle
Safety cut-off when lifting the stirrer
Safety protection vessel
Power supply 230 V, 50 Hz/60 Hz, 2100 W
115 V, 50 Hz/60 Hz, 1600 W
Dimensions 440 mm x 440 mm x 700 mm (W x D x H)
Weight 32 kg



ASTM D1401
ANP Nº 804


ISO 6614

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The Anton Paar quality in service and support:
  • More than 350 manufacturer-certified technical experts worldwide
  • Qualified support in your local language
  • Protection for your investment throughout its lifecycle
  • 3-year warranty
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