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Fields

Butterworth Laboratories provide services to a wide range of industries such as:

The Fields listed are those commonly used in published surveys of the contract laboratory services market. The terms are very general, and if you do not see yourself as falling into any of the above categories, please do not hesitate to contact us directly to see if we can help you.


Food, Drink and Tobacco

In the past, food and beverage analysis was mainly concerned with gross adulteration. Today, there is an increasing tendency to examine food from a more positive viewpoint, where processed foods are produced within the limits of prescribed manufacturing formulations. Awareness of even minor constituents has improved markedly due to the application of newer instrumental techniques of separation, identification and measurement.

In many laboratories, routine food analysis uses methods of proximate analysis and the study of additives and contaminants. The main compositional components of interest are moisture (loss during drying), fat, protein, ash and available and unavailable carbohydrate.


Whilst still being able to perform these analyses by participating in various rounds of the FAPAS Proficiency Testing Scheme, Butterworth Laboratories are more involved with non-routine developmental/ investigational analysis.

Examples of work include:

  • Copper contamination in alcoholic product
  • Residual ethylene oxide levels in spice product
  • Sugar content of 'Sugar Free' vitamin sweet