標(biāo)準(zhǔn)編號:	QB/T 1803-1993
中文名稱:	工業(yè)酶制劑通用試驗方法
英文名稱:	General methods of determination for industral enzymes
行業(yè)分類:	QB    輕工行業(yè)標(biāo)準(zhǔn)
發(fā)布機(jī)構(gòu):	輕工業(yè)部
發(fā)布日期:	1993-7-29
實施日期:	1994-3-1
標(biāo)準(zhǔn)狀態(tài):	superseded
被新標(biāo)準(zhǔn)替代:	QB/T 1803-2023 工業(yè)酶制劑通用試驗方法
被替代日期:	2023-11-1
翻譯語言:	英文
文件格式:	PDF
中文字符數(shù):	17000 字
翻譯價格(元):	1020.0
交付時間:	付款后 1 個工作日

1 Subject content and application scope This standard specifies the methods of determination for industrial enzymes. This standard is applicable to the test of industrial enzymes. 2 Normative references GB 601 Chemical reagent - Preparations of standard volumetric solutions GB 603 Chemical reagent - Preparations of reagent solutions for use in test methods GB 604 Chemical reagent - General method for the determination of pH ranges corresponding the colour transition of acid-base indicators GB 1250 Rules for expression and judgment of limiting values GB 4789.2 Microbiological examination of food hygiene - Detection of aerobic bacterial count GB 4789.3 Microbiological examination of food hygiene - Detection of coliform bacteria GB 4789.4 Microbiological examination of food hygiene - Examination of salmonella GB 4789.15 Microbiological examination of food hygiene - Enumeration of molds and yeasts GB 6004 Test sieves - Woven metal wire cloth (square opening series) GB 6682 Water for laboratory use - Specification GB 8170 Rules for rounding off of numerical values GB 8451 Method for limit test of heavy metals in food additives GB 9721 Chemical reagent - General rules for the molecular absorption spectrophotometry (ultraviolet and visible) 3 General and basic requirements 3.1 General requirements

1 Subject content and application scope 2 Normative references 3 General and basic requirements 4 Appearance and odor inspection 5 Test method for enzyme activity 6 Test method for drying loss 7 Test method for fineness (granularity) 8 Test method for bulk density 9 Test method for pH value 10 Test methods for disintegration (dissolution) time of detergent enzymes 11 Calculation method for enzyme activity preservation rate 12 Hygiene-required testing Annex A Test method for enzyme activity (supplementary) Additional explanation: