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GB/T 17138-1997 PDF English

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GB/T 17138-1997: Soil quality. Determination of copper zinc. Flame atomic absorption spectrophotometry
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GB/T 17138-1997English199 Add to Cart 2 days [Need to translate] Soil quality. Determination of copper zinc. Flame atomic absorption spectrophotometry

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Basic data

Standard ID GB/T 17138-1997 (GB/T17138-1997)
Description (Translated English) Soil quality. Determination of copper zinc. Flame atomic absorption spectrophotometry
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard Z18
Classification of International Standard 13.08
Word Count Estimation 5,520
Date of Issue 12/8/1997
Date of Implementation 5/1/1998
Summary This standard specifies the determination of soil copper, zinc by flame atomic absorption spectrophotometry. The detection limit of the standard (by weighing 0. 5g sample digestion volume to 50ml calculation): copper 1mg/kg, zinc 0. 5mg/kg. When the soil digestion solution of iron content greater than 100mg/L, inhibit the absorption of zinc, lanthanum nitrate was added to eliminate the interference of foreign ingredients. High salinity class, often non-characteristic absorption occurs, then the available background correction to be overcome.

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