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Homepage>ISO 2918:1975-Meat and meat products — Determination of nitrite content (Reference method)
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sklademVydáno: 1975
ISO 2918:1975-Meat and meat products — Determination of nitrite content (Reference method)

ISO 2918:1975

ISO 2918:1975-Meat and meat products — Determination of nitrite content (Reference method)

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Označení normy:ISO 2918:1975
Počet stran:3
Vydání:1
Vydáno:1975
DESCRIPTION

ISO 2918:1975


The method consists in extracting of a test portion with hot water, precipitating of proteine and filtrating. In presence of nitrits formation of a red cloured complex by adding sulfanilamide and naphthylethylenediamine hydrochloride, and photometric measurement at a wavelength of 538 nm.
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