ISO 8128-2:1993
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ISO 8128-2:1993
15194

Status : Published (Under review)

This standard was last reviewed and confirmed in 2022. Therefore this version remains current.
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Format Language
std 1 42 PDF
std 2 42 Paper
  • CHF42
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Abstract

The principle of the method specified is extraction of patulin in a mixture of ethyl acetate and chloroform (3:2 by volume), filtration of the extract on a silica-gel column and qualitative and quantitative determination by means of two-directional thin-layer chromatography. The spots are developed using a 3-methyl-2-benzothiazoline hydrazone (MBTH) hydrochloride solution. The limit of detection is 25 µg/l, based on 50 ml of ready-to-drink apple juice. The more precise method of analysis is HPLC.

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General information

  •  : Published
     : 1993-07
    : International Standard confirmed [90.93]
  •  : 1
     : 5
  • ISO/TC 34/SC 3
    67.160.20 
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