diff --git a/tripal_analysis_expression/includes/TripalImporter/tripal_expression_data_loader.inc b/tripal_analysis_expression/includes/TripalImporter/tripal_expression_data_loader.inc
index 47e8ebf6..d3253b0a 100644
--- a/tripal_analysis_expression/includes/TripalImporter/tripal_expression_data_loader.inc
+++ b/tripal_analysis_expression/includes/TripalImporter/tripal_expression_data_loader.inc
@@ -373,52 +373,15 @@ class tripal_expression_data_loader extends TripalImporter{
 
     $quantificationunits = $arguments['quantificationunits'];
 
-    //missing
-    $assaydate = '';//$arguments['assaydate'];
-    $contact_id = '';//$arguments['contact_id'];
-    // $acquisitiondate = $arguments['acquisitiondate'];
-    // $create_biosamples = $arguments['create_biosamples'];
-    // $quantificationdate = $arguments['quantificationdate'];
+    //we dont actually use these variables so lets not collect the data.
+    //but, we do pass it around a million ways so lets declare the variables
+    $assaydate = null;//$arguments['assaydate'];
+    $contact_id = null;//$arguments['contact_id'];
+    $acquisitiondate = null;// $acquisitiondate = $arguments['acquisitiondate'];
+    $create_biosamples = null;// $create_biosamples = $arguments['create_biosamples'];
+    $quantificationdate = null;// $quantificationdate = $arguments['quantificationdate'];
     //
-    //$record = ['table' => 'analysis', 'id' => $node->analysis_id];
-    //
-    ////insert properties
-    ////note this is a subset of properties from the original, and im also not sure that we still need it
-    //chado_insert_property($record, [
-    //  'type_name' => 'analysis_expression_filetype',
-    //  'cv_name' => 'tripal',
-    //  'value' => trim($node->filetype),
-    //]);
-    //chado_insert_property($record, [
-    //  'type_name' => 'analysis_expression_submit_job',
-    //  'cv_name' => 'tripal',
-    //  'value' => trim($node->submit_job),
-    //]);
-    //chado_insert_property($record, [
-    //  'type_name' => 'analysis_expression_fileext',
-    //  'cv_name' => 'tripal',
-    //  'value' => trim($node->fileext),
-    //]);
-    //chado_insert_property($record, [
-    //  'type_name' => 'analysis_expression_filepath',
-    //  'cv_name' => 'tripal',
-    //  'value' => trim($node->filepath),
-    //]);
-    //chado_insert_property($record, [
-    //  'type_name' => 'analysis_expression_re_start',
-    //  'cv_name' => 'tripal',
-    //  'value' => trim($node->re_start),
-    //]);
-    //chado_insert_property($record, [
-    //  'type_name' => 'analysis_expression_re_end',
-    //  'cv_name' => 'tripal',
-    //  'value' => trim($node->re_end),
-    //]);
-    //chado_insert_property($record, [
-    //  'type_name' => 'analysis_expression_feature_uniquenames',
-    //  'cv_name' => 'tripal',
-    //  'value' => trim($node->feature_uniquenames),
-    //]);
+
 
 
     tripal_set_message(t("Job Submitted!  If new Biosamples will be created in this job, remember to") . l('publish them after the job runs.',
diff --git a/tripal_biomaterial/api/tripal_biomaterial.api.inc b/tripal_biomaterial/api/tripal_biomaterial.api.inc
index c11d06a2..d7f726fa 100644
--- a/tripal_biomaterial/api/tripal_biomaterial.api.inc
+++ b/tripal_biomaterial/api/tripal_biomaterial.api.inc
@@ -268,15 +268,26 @@ function expression_create_biomaterial_structure(
 
   //Attach the units to the quantification
   if ($quantificationunits) {
-    //insert cvterm.
-    //TODO  move to install.
-    $cvterm_id = tripal_insert_cvterm([
-      'id' => 'sep:00056',
+      //get cvterm.
+
+
+    $cvterm_id = tripal_get_cvterm([
+
       'name' => 'unit_of_measure',
-      'cv_name' => 'sep',
-      'definition' => 'A unit of measure is a quantity which is a standard of measurement for some dimension. For example, the Meter is a Unit O fMeasure for the dimension of length, as is the Inch. There is no intrinsic property of a UnitOfMeasure that makes it primitive or fundamental; rather, a system of units (e.g. Systeme International Unit) defines a set of orthogonal dimensions and assigns units for each. [ SUMO:unit of measure ]',
+      'cv_id' => [
+        'name' => 'sep'
+        ]
     ])->cvterm_id;
 
+    if (!$cvterm_id) {
+      $cvterm_id = tripal_insert_cvterm([
+        'id' => 'sep:00056',
+        'name' => 'unit_of_measure',
+        'cv_name' => 'sep',
+        'definition' => 'A unit of measure is a quantity which is a standard of measurement for some dimension. For example, the Meter is a Unit O fMeasure for the dimension of length, as is the Inch. There is no intrinsic property of a UnitOfMeasure that makes it primitive or fundamental; rather, a system of units (e.g. Systeme International Unit) defines a set of orthogonal dimensions and assigns units for each. [ SUMO:unit of measure ]',
+      ])->cvterm_id;
+    }
+
     $values = [
       'quantification_id' => $quantification_id,
       'type_id' => $cvterm_id,