RWBAS_UID      RWBAS_NAME        RWBAS_DESC                                                                                                                              
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------
1              Wet               The wet weight of the material                                                                                                          
2              Dry               The material dried in a dry oven                                                                                                        
3              Ash-Free Dry      Applies to samples dried at a high temperature (e.g., in a furnace at 550 C) used in soil sediment and tissue weight determination