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Main page>ISO Standards>ISO 6636-1:1986 - Fruits, vegetables and derived products — Determination of zinc content — Part 1: Polarographic method
immediate downloadReleased: 1986-04-24
ISO 6636-1:1986 - Fruits, vegetables and derived products — Determination of zinc content — Part 1: Polarographic method

ISO 6636-1:1986

ISO 6636-1:1986 - Fruits, vegetables and derived products — Determination of zinc content — Part 1: Polarographic method

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English PDF
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55.91 USD
English Hardcopy
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French PDF
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French Hardcopy
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Standard´s number:ISO 6636-1:1986
Edition:1
Released:1986-04-24
Pages (English):3
Pages (French):3
DESCRIPTION

ISO 6636-1:1986

The method consists in ashing of a test portion in a muffle furnace at 525+25 C, treating the ash obtained with hydrochloric acid, neutralizing with ammonia solution and determing of the value using an ammonia/ammonium chloride electrolyte. Copper, tin, lead and cadmium do not interfere.

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