GB/T 17138-1997 English PDF

US$199.00 · In stock
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GB/T 17138-1997: Soil quality. Determination of copper zinc. Flame atomic absorption spectrophotometry
Status: Obsolete

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 17138-1997	199	Add to Cart	2 days	Soil quality. Determination of copper zinc. Flame atomic absorption spectrophotometry	Obsolete

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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: 5,521
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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