ISO 3946:1982
p
ISO 3946:1982
9594

Abstract

 Preview

Destruction of the organic substances by digestion with a sulpho-nitric mixture and conversion of phosphates to orthophosphates. Formation of a phosphomolybdate. Measurement of the intensity of the blue colour at a wavelength of 825 nm. The method applies to contents up to 5 % (m/m).


General information 

  •  :  Published
     : 1982-12
  •  : 1
     : 3
  •  : ISO/TC 93 Starch (including derivatives and by-products)
  •  :
    67.180.20 Starch and derived products

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std 2 38 Paper
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