GB/T 5917-1986
Replaced
GB/T 23881-2009
Active
National standards
GB/T 23881-2009 Determination of feed cellulase activity—Filter paper assay method
GB/T 23881-2009 Determination of feed cellulase activity—Filter paper assay method
Basic Information
Standard Code:
GB/T 23881-2009
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Animal and poultry feed and additives
ICS Name:
\nFeeds
Publish Date:
2009-05-26
Implement Date:
2009-10-01
Pages:
5 pages
Scope
This standard specifies a method for determining the activity of cellulase in feed using filter paper as a substrate and the colorimetric method of reducing sugar.
This standard is applicable to the determination of the activity of cellulase in feed, with a quantitative detection limit of 0.02 U/mL.
Development Information
Referenced Standards
GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods
GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods
GB/T 14699.1-1993 Methods for sampling of feed
GB/T 14699.1-2005 Feeding stuffs—Sampling
GB/T 20195-2006 Animal feeding stuffs—Preparation of test samples
GB/T 20195-2024 Animal feed—Preparation of test samples
Related Standards
GB/T 6435-1986
Replaced
GB/T 6435-1986 Method for the determination of moisture in feedstuffs
GB 7294-1987
Replaced
GB 7294-1987 Feed additive—Vitamin K3 (menadione sodium bisulfite)
GB 7298-1987
Replaced
GB 7298-1987 Feed additive—Vitamin B6
GB 7299-1987
Replaced
GB 7299-1987 Feed additive—Dextro calcium pantothenate
GB 7300-1987
Replaced