GB/T 23742-2009: Animal feeding stuffs -- Determination of ash insoluble in hydrochloric acid

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Scope

This Standard specifies the determination method of ash insoluble in hydrochloric acid.
The applicable treatment method depends on the nature of the sample.
a) The burning treatment method is applicable to organic single feed and compound
feed (except those mentioned in acid treatment method).
b) The acid treatment method is applicable to minerals, mineral mixtures and
compound feeds whose ash insoluble in hydrochloric acid measured by the
burning treatment method is greater than 1%.

Basic Data

Standard ID	GB/T 23742-2009 (GB/T23742-2009)
Description (Translated English)	Animal feeding stuffs -- Determination of ash insoluble in hydrochloric acid
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	B46
Classification of International Standard	65.120
Word Count Estimation	12,118
Date of Issue	2009-05-12
Date of Implementation	2009-09-01
Quoted Standard	GB/T 6438; GB/T 14699.1; GB/T 20195
Adopted Standard	ISO 5985-2002, IDT
Regulation (derived from)	PRC National Standard Approval Announcement 2009 No.6 (Total No.146)
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This standard specifies the method for the determination of ash insoluble in hydrochloric acid feed. Depending on the type of the sample and determine the appropriate treatment. a) burning treatment method for organic feed and feed a single (except for acid treatment method mentioned). b) apply to mineral acid treatment, mineral mixture and ignition treatment with hydrochloric acid insoluble ash determination than 1% of compound feed.