US
Refractometer

MISCO Palm Abbe Digital Handheld Refractometer

  • Four scales: glycerine and propylene glycol, each as concentration and freeze point
  • 0 to 100 percent by volume, resolution 0.1
  • 32 to -60 F propylene glycol freeze point range
  • 32 to -46 F glycerine freeze point range
  • Automatic temperature compensation from 0 to 50 C (32 to 122 F)
  • Includes rubber armor jacket and instruction manual

Updated 2 days ago · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A digital handheld meter for checking glycerine and propylene glycol solutions by concentration or freeze point. It is limited to those two fluids on its four scales.

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ASIN: B00BS9X8F6Category: Refractometers

Overview

Not a scale-and-boundary-line refractometer, the Palm Abbe is a digital handheld that shows the answer as a number on a dual-line LCD, with a stainless steel well that holds the sample.

A digital readout removes the guesswork of finding where a boundary line crosses tiny divisions, and two buttons run every function. Temperature compensation is automatic over the listed span. Weight, dimensions and power source are not in the listing.

Who it's for

Technicians testing these antifreeze solutions who would rather read a number than interpret a printed scale. Users who need other fluids, or who test outside the stated temperature range, need a different instrument.

Pros and cons

Pros
  • Digital readout, no scale interpretation
  • Four scales on one instrument
  • Automatic temperature compensation
  • Large dual-line LCD, readable in dim light
Cons
  • Limited to two fluids
  • Weight and dimensions not listed
  • Rugged case sold separately

Performance notes

A drop or two goes into the sample well, and a button press produces the reading. A microprocessor applies temperature compensation automatically, so samples inside the stated range read without correction charts. Precision varies by scale: it is finest on the concentration scales and the glycerine freeze point, and coarser on the propylene glycol freeze point.

Specifications

BrandRefractometer
Capacity & performance
Temperature compensationAutomatic, 0 to 50 C (32 to 122 F)
Concentration range0 to 100 % volume/volume
Propylene glycol freeze point range+32 to -60 F
Glycerine freeze point range+32 to -46 F
Included components
IncludedRefractometer, protective rubber armor jacket, instruction manual
Other details
Fluids measuredPropylene glycol and glycerine
Concentration resolution0.1
Concentration precision+/- 0.1
Propylene glycol freeze point resolution / precision1 / +/- 1
Glycerine freeze point resolution / precision0.1 / +/- 0.1
ControlsTwo buttons
DisplayLarge dual-line LCD

Frequently asked questions

What comes with the MISCO Palm Abbe refractometer?

The listing includes the refractometer, a protective rubber armor jacket and an instruction manual. An optional rugged case is sold separately.

Does the MISCO Palm Abbe test ethylene glycol?

No. The four scales cover propylene glycol and glycerine only.

How much sample does the MISCO Palm Abbe need?

One or two drops in the stainless steel sample well.

How accurate is the MISCO Palm Abbe?

Precision is plus or minus 0.1 on both concentration scales and the glycerine freeze point scale, and plus or minus 1 on the propylene glycol freeze point scale.