Standard No.:	GB/T 4789.21-2003
English Name:	Microbiological examination of food hygiene-Examination of frozen drinks and cold drinks
Chinese Name:	食品卫生微生物学检验 冷冻饮品、饮料检验
Chinese Classification:	C53    Food sanitation
Professional Classification:	GB    National Standard
ICS Classification:	07.100.30 07.100.30    Food microbiology 07.100.30
Issued by:	MOH; SAC
Issued on:	2003-8-11
Implemented on:	2004-1-1
Status:	superseded
Superseded by:	GB 4789.25-2024 National food safety standard-Food microbiological examination-Sampling and sample treatment of alcohol, beverage and frozen beverage
Superseded on:	2024-8-8
Superseding:	GB/T 4789.21-1994 Microbiological examination of food hygiene-Examination of cold drinks
Language:	English
File Format:	PDF
Word Count:	1000 words
Price(USD):	70.0
Delivery:	via email in 1 business day

1 Scope This standard specifies the examination method of frozen drinks and cold drinks This standard is applicable to the examination of frozen drinks and cold drinks (ice cream, frozen sucker and edible ices), such as fruit and vegetable juices, milky drinks, carbonated drinks, vegetable protein drinks, carbonated tea drinks, solid drinks, cocoa powder solid drinks, lactic acid bacteria drinks, canned tea drinks, canned vegetable protein drinks (produced through canned foods process), bottled (barreled) purified drinking water, low temperature reconstituted juice. 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/T 4789.1 Microbiological Examination of Food Hygiene - General Principles 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 4789.5 Microbiological Examination of Food Hygiene - Examination of Shigella GB/T 4789.10 Microbiological Examination of Food Hygiene - Examination of Staphylococcus Aureus GB/T 4789.15 Microbiological Examination of Food Hygiene - Enumeration of Molds and Yeasts GB/T 16347 Microbiological Examination of Lactic Acid Bacteria in Yoghurt Beverage 3 Equipment and Materials

Foreword 1 Scope 2 Normative References 3 Equipment and Materials 4 Culture Media and Reagents 5 Operating Procedure