ISO 937:2023
Meat and meat products — Determination of nitrogen content — Reference method
Meat and meat products — Determination of nitrogen content — Reference method
- Статус документа:
- Действующий
- Формат:
- Электронный (PDF)
- Количество страниц:
- 12
- Дата публикации:
- 28 августа 2023 г.
- Издание:
- ISO IS 937 edition 2 version 1
- ICS:
- 67.120.10
This document specifies a reference method for the determination of the nitrogen content of meat and meat products by the Kjeldahl principle.
Abstract
Overview
ISO 937:2023 - "Meat and meat products - Determination of nitrogen content - Reference method" specifies a reference Kjeldahl-based method for measuring nitrogen content in meat and meat products. The standard defines the principle, required reagents and apparatus, sample preparation, digestion, distillation and titration steps, and quality checks needed for accurate and traceable results. The second edition (2023) updates the original 1978 method and adds procedures for in addition to traditional apparatus.
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