KS E 4005-1981
Portable polarizing microscope for sampling and determining incombustible matter in coal and rock-dust mixtures

Standard No.

KS E 4005-1981

Release Date

1981

Published By

Korean Agency for Technology and Standards (KATS)

Status

Be replaced 2007-09

Replace By

KS E 4005-2007

Latest

KS E 4005-2013

KS E 4005-1981 history

• 2013 KS E 4005-2013 Portable polarizing microscope for sampling and determining incombustible matter in coal and rock-dust mixtures
• 0000 KS E 4005-2007(2012)
• 2007 KS E 4005-2007 Portable polarizing microscope for sampling and determining incombustible matter in coal and rock-dust mixtures
• 1981 KS E 4005-1981 Portable polarizing microscope for sampling and determining incombustible matter in coal and rock-dust mixtures