private void detach_GRWCHEMANALYSIs(GRWCHEMANALYSI entity) { this.SendPropertyChanging(); entity.GRWCHEMSAMPLE = null; }
partial void UpdateGRWCHEMANALYSI(GRWCHEMANALYSI instance);
partial void DeleteGRWCHEMANALYSI(GRWCHEMANALYSI instance);
partial void InsertGRWCHEMANALYSI(GRWCHEMANALYSI instance);