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Xylem Analytics Blog

6 postsFilter
  • 6/6/2025
  • Bellingham + Stanley

Calculating the Carbon-Type Composition of Insulating Oils of Petroleum Origin in accordance with ASTM D 2140

The measurement of refractive index is commonplace within petrochemical and associated industries and its determination is cited in many technical documents and standard test methods such as ASTM D 2140 that describes “Standard Practice for Calculating Carbon-Type Composition of Insulating Oils of Petroleum Origin.”more

  • 10/17/2024
  • Bellingham + Stanley

Saccharimeters: Determining Sugar Purity

What is Sugar Purity and how do we calculate it? Take a look at our new blog to find out.more

  • 9/4/2024
  • Bellingham + Stanley

Saccharimeter vs. Polarimeter: What is the difference?

The use of the word Saccharimeter is commonplace within the sugar industry but when does a Saccharimeter become a polarimeter and a polarimeter a Saccharimeter and are they interchangeable? more

  • 8/29/2024
  • Bellingham + Stanley

Saccharimeters: Sugar and Inversion

What is inverted sugar and how do we measure it? Read our blog to find out! more

  • 5/1/2024
  • Xylem Lab Solutions

Refractometry Handbook: Theory and Practice of Refractometry (PDF)

The first part of the book deals with the basic optical principles common to most refractometers in current use. This is followed by an appendix, which explains in greater detail some of the material of the earlier text. The appendix also deals with specific refractive index measurements applied to various types of material.more

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