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UNI EN ISO 14254:2018現(xiàn)行

Soil quality - Determination of exchangeable acidity using barium chloride solution as extractant

出版：Ente Nazionale Italiano di Unificazione (UNI)

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基本信息
標(biāo)準(zhǔn)編號(hào)： UNI EN ISO 14254:2018
標(biāo)準(zhǔn)類別：Revision
出版單位：Ente Nazionale Italiano di Unificazione (UNI)
標(biāo)準(zhǔn)頁(yè)數(shù)：0
標(biāo)準(zhǔn)簡(jiǎn)介

ISO 14254:2018 specifies a method for the determination of exchangeable acidity in barium chloride extracts of soil samples obtained according to ISO 11260.The procedure described herein mainly concerns the determination of total exchangeable acidity by means of a fixed pH end point titration.Two additional and optional procedures are given, describing respectively, determinations of free H+ acidity and aluminium in the extracts.ISO 14254:2018 is applicable to all types of air dry soil samples.

本標(biāo)準(zhǔn)替代的舊標(biāo)準(zhǔn)

UNI EN ISO 14254 : 2011

等同采用的國(guó)際標(biāo)準(zhǔn)

ISO 14254 : 2018 - Identical

EN ISO 14254 : 2018 - Identical

ISO 14254 : 2018 - Identical

EN ISO 14254 : 2018 - Identical