LABORATORY FORTIFIED BLANK (LFB) - An aliquot of reagent water or other blank matrix to which known quantities of the method analytes and all the preservation compounds are added.
add a comment |. up vote 2 down vote. 1  Go to the command line and get into the directory you want to move it to with cd folderNamehere. 2  Type pwd. 3  This will print the directory you want to move it too.4  Then change to the directory where all of the files are with cd folderNamehere.dd a comment |. up vote 2 down vote. 1  Go to the command line and get into the directory you want to move it to with cd folderNamehere. 2  Type pwd. 3  This will print the directory you want to move it too.
Extract a single directory from tar, tar.gz, tar.bz2 file. To extract a single directory (along with itâs subdirectory and files) from a tar archive, specify the directory name at the end of the tar xvf command as shown below.xtract a single directory from tar, tar.gz, tar.bz2 file. To extract a single directory (along with itâs subdirectory and files) from a tar archive, specify the directory name at the end of the tar xvf command as shown below.