JIS

Method for chemical analysis of ferroboron -- Part 2: Methods for determination of carbon content (Foreign Standard)
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2010

Methods for chemical analysis of ferroniobium (Amendment 1) (FOREIGN STANDARD)
Amendment by Japanese Industrial Standard / Japanese Standards Association, 01/01/2006

Methods of sampling for chemical analysis of ferroalloys (Part 1:Ferromanganese, ferrosilicon, ferrochromium, ferrosilicomanganese and ferrosilicochromium) (Amendment 1) (Foreign Standard)
Amendment by Japanese Industrial Standard / Japanese Standards Association, 01/01/2009

Ferromanganese (FOREIGN STANDARD)
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/1998