GB/T 6437-2018: Determination of phosphorus in feeds -- Spectrophotometry

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Scope

This Standard specifies the spectrophotometry for the determination of total phosphorus
content in feeds.
This Standard applies to the determination of phosphorus in feed ingredients and feed
products.
When the sampling volume is 5g and the volume is set to 100mL, the detection limit is
20mg/kg, and the quantification limit is 60mg/kg.

Basic Data

Standard ID	GB/T 6437-2018 (GB/T6437-2018)
Description (Translated English)	Determination of phosphorus in feeds -- Spectrophotometry
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	B46
Classification of International Standard	65.120
Word Count Estimation	6,689
Date of Issue	2018-09-17
Date of Implementation	2019-04-01
Older Standard (superseded by this standard)	GB/T 6437-2002
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration