1 Show charges for freight separate from everything else-Do not mark it up and do not combine handling charges with freight charges. 2  Most states charge tax on handling charges, so combining them with freight charges (e.g. S&H) will make both taxable.
The AST test is commonly used to check for liver diseases. It is usually measured together with alanine aminotransferase (ALT). The AST to ALT ratio can help your doctor diagnose liver disease. Symptoms of liver disease that may cause your doctor to order an AST test include: 1  fatigue. 2  weakness.3  loss of appetite.t is usually measured together with alanine aminotransferase (ALT). The AST to ALT ratio can help your doctor diagnose liver disease. Symptoms of liver disease that may cause your doctor to order an AST test include: 1  fatigue. 2  weakness. 3  loss of appetite.
AST is the abbreviation for aspartate aminotransferase, which is an enzyme that is commonly found in the liver, heart and muscles. blood test that reveals a high AST level does not necessarily imply that there is liver disease present. In fact, AST levels can become elevated after strenuous exercise and as a result of pregnancy.