Abstract

NIRS to assess chemical composition of sheep and goat cheese

Highlights

  • Cheese is a complex mixture of water, protein, fat, ions and various chemical compounds

  • The present study aimed to evaluate the performances of Fourier transform near-infrared spectroscopy (NIRS) (FT-NIRS) to determine the chemical and the fatty acid composition of different types of cheeses from sheep and goat raw milk of small local dairies

  • Range and standard deviation of the proximate analysis and fatty acid profile of the different types of cheese are displayed in Table 1

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Summary

Introduction

Cheese is a complex mixture of water, protein, fat, ions and various chemical compounds. The traditional physical and chemical analysis methods have some limitations due to the fact that they are expensive and labour-intensive, so food processing industry is interested in looking for major compositional and quality traits to be determined online and in real-time. This seems to be an industrial need but can be an opportunity for the characterisation and for the valorisation of local cheeses produced by small dairies. Erborinato, Tomino and Stracchino, examples of largely diffused cheeses in the Italian market, are usually produced from

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