1 Scope
This standard specifies the terms and definitions, product classification, requirements, test methods, inspection rules, marking, packaging, transportation, storage and warranty period of alpha-amylase preparation.
This standard is applicable to alpha-amylase preparation products obtained through amyluminess (or sugariness) raw material fermentation and purification to conform to bacteria species approved in Table C.2 of GB 2760-2007.
2 Normative References
The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments to (excluding amending errors in the text), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest edition of the normative document is applicable. For undated references, the latest edition of the normative document applies.
GB 2760-2007 Hygienic Standards for Uses of Food Additives
GB/T 4789.2 Microbiological Examination of Food Hygiene - Detection of Aerobic Bacterial Count
GB/T 4789.3 Microbiological Examination of Food Hygiene - Detection of Coliform Bacteria
GB/T 4789.4 Microbiological Examination of Food Hygiene - Examination of Salmonella
GB/T 4789.6 Microbiological Examination of Food Hygiene - Examination of Diarrheogenic Escherichia Coli
GB/T 5009.11 Determination of Total Arsenic and Abio-arsenic in Food
GB/T 5009.12 Method for Determination of Lead in Foods
GB/T 6682 Water for Analytical Laboratory Use - Specification and Test Methods (GB/T 6682-2008, ISO 3696:1987, MOD)
QB/T 1803-1993 General Methods of Determination for Industrial Enzymes
3 Terms and Definitions
Foreword I
1 Scope
2 Normative References
3 Terms and Definitions
4 Product Classification
5 Requirements
6 Test Methods
7 Inspection Rules
8 Marking, Packaging, Transportation, Storage and Warranty Period
Appendix A (Normative) Comparison Table between Absorbance and Enzyme Concentration of the Tested Alpha-amylase
Appendix B (Informative) Determination of Activity of Medium Temperature Alpha-amylase - Visual Colorimetry
Appendix C (Informative) Determination of Activity of Alpha-amylase - Full-automatic Biochemical Analyzer Method
