ISO 20483:2013

ISO 20483:2013

December 2013
International standard Current

Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method

ISO 20483:2013 specifies a method for the determination of the nitrogen content of cereals, pulses and derived products, according to the Kjeldahl method, and a method for calculating the crude protein content. The method does not distinguish between protein nitrogen and non-protein nitrogen.

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Main informations

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International ISO standards

Publication date

December 2013

Number of pages

14 p.

Reference

ISO 20483:2013

ICS Codes

67.060   Cereals, pulses and derived products

Print number

1 - 04/12/2013
Sumary
Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method

ISO 20483:2013 specifies a method for the determination of the nitrogen content of cereals, pulses and derived products, according to the Kjeldahl method, and a method for calculating the crude protein content. The method does not distinguish between protein nitrogen and non-protein nitrogen.

Replaced standards (1)
ISO 20483:2006
November 2006
International standard Cancelled
Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method

<p>ISO 20483:2006 specifies a method for the determination of the nitrogen content of cereals, pulses and derived products, according to the Kjeldahl method, and a method for calculating the crude protein content.</p> <p>The method does not distinguish between protein nitrogen and non-protein nitrogen. If it is important to determine the non-protein nitrogen content, an appropriate method can be applied.</p>

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