This Standard specifies alcohol hydrometers used in transaction or certification in Japan (hereafter referred to as "hydrometers") marked with scales indicating the alcohol concentration in mixed solution of alcohol and water at the temperature 15 ℃ by vol% of a defined concentration range within 0 vol% to 100 vol%, and that of 0.1 vol%, 0.2 vol% and 0.5 vol% in scale interval.
JIS B 7548:2009 Referenced Document
JIS Z 8103 Glossary of terms used in measurement*, 2019-05-20 Update
JIS B 7548:2009 history
2009JIS B 7548:2009 Alcohol hydrometers -- Metrological and technical requirements and tests