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.
The Exit command-This command will close the command prompt. Simply type exit and press enter and the command prompt will close. The CD command-This command allows you to change your current directory or see what directory you are currently in. To use the CD command you would type cd directoryname and press enter.o start a Command Prompt you simply need to type cmd.exe in the search field in the Start menu or click on Start, then Accessories, and then click on the Command Prompt icon. A window will appear, called the Command Prompt, that will open in your user profile ...