diff --git a/src/components/CreateUserModal.tsx b/src/components/CreateUserModal.tsx
index 111406e..04c5456 100644
--- a/src/components/CreateUserModal.tsx
+++ b/src/components/CreateUserModal.tsx
@@ -106,7 +106,7 @@ export function CreateUserModal({ roles, onClose, onUserCreated }: CreateUserMod
   }
 
   return (
-    <div className="fixed inset-0 bg-black bg-opacity-50 overflow-y-auto h-full w-full z-50 flex items-center justify-center p-4">
+    <div className="fixed inset-0 bg-black bg-opacity-25 overflow-y-auto h-full w-full z-50 flex items-center justify-center p-4">
       <div className="relative bg-white rounded-xl shadow-2xl w-full max-w-md mx-auto">
         {/* Header */}
         <div className="flex items-center justify-between p-6 border-b border-gray-200">
diff --git a/src/components/ExperimentForm.tsx b/src/components/ExperimentForm.tsx
index a0f4017..e138bbd 100644
--- a/src/components/ExperimentForm.tsx
+++ b/src/components/ExperimentForm.tsx
@@ -13,7 +13,6 @@ export function ExperimentForm({ initialData, onSubmit, onCancel, isEditing = fa
   const [formData, setFormData] = useState<CreateExperimentRequest & { schedule_status: ScheduleStatus; results_status: ResultsStatus }>({
     experiment_number: initialData?.experiment_number || 0,
     reps_required: initialData?.reps_required || 1,
-    rep_number: initialData?.rep_number || 1,
     soaking_duration_hr: initialData?.soaking_duration_hr || 0,
     air_drying_time_min: initialData?.air_drying_time_min || 0,
     plate_contact_frequency_hz: initialData?.plate_contact_frequency_hz || 1,
@@ -38,13 +37,9 @@ export function ExperimentForm({ initialData, onSubmit, onCancel, isEditing = fa
       newErrors.reps_required = 'Repetitions required must be a positive integer'
     }
 
-    if (!formData.rep_number || formData.rep_number <= 0) {
-      newErrors.rep_number = 'Repetition number must be a positive integer'
-    }
 
-    if (formData.rep_number > formData.reps_required) {
-      newErrors.rep_number = 'Repetition number cannot exceed repetitions required'
-    }
+
+
 
     if (formData.soaking_duration_hr < 0) {
       newErrors.soaking_duration_hr = 'Soaking duration cannot be negative'
@@ -78,7 +73,21 @@ export function ExperimentForm({ initialData, onSubmit, onCancel, isEditing = fa
     }
 
     try {
-      await onSubmit(formData)
+      // Prepare data for submission
+      const submitData = isEditing ? formData : {
+        experiment_number: formData.experiment_number,
+        reps_required: formData.reps_required,
+        soaking_duration_hr: formData.soaking_duration_hr,
+        air_drying_time_min: formData.air_drying_time_min,
+        plate_contact_frequency_hz: formData.plate_contact_frequency_hz,
+        throughput_rate_pecans_sec: formData.throughput_rate_pecans_sec,
+        crush_amount_in: formData.crush_amount_in,
+        entry_exit_height_diff_in: formData.entry_exit_height_diff_in,
+        schedule_status: formData.schedule_status,
+        results_status: formData.results_status
+      }
+
+      await onSubmit(submitData)
     } catch (error) {
       console.error('Form submission error:', error)
     }
@@ -112,7 +121,7 @@ export function ExperimentForm({ initialData, onSubmit, onCancel, isEditing = fa
             id="experiment_number"
             value={formData.experiment_number}
             onChange={(e) => handleInputChange('experiment_number', parseInt(e.target.value) || 0)}
-            className={`w-full px-4 py-3 border rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm ${errors.experiment_number ? 'border-red-300' : 'border-gray-300'
+            className={`max-w-xs px-3 py-2 border rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm ${errors.experiment_number ? 'border-red-300' : 'border-gray-300'
               }`}
             placeholder="Enter unique experiment number"
             min="1"
@@ -133,7 +142,7 @@ export function ExperimentForm({ initialData, onSubmit, onCancel, isEditing = fa
             id="reps_required"
             value={formData.reps_required}
             onChange={(e) => handleInputChange('reps_required', parseInt(e.target.value) || 1)}
-            className={`w-full px-4 py-3 border rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm ${errors.reps_required ? 'border-red-300' : 'border-gray-300'
+            className={`max-w-xs px-3 py-2 border rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm ${errors.reps_required ? 'border-red-300' : 'border-gray-300'
               }`}
             placeholder="Total repetitions needed"
             min="1"
@@ -145,53 +154,34 @@ export function ExperimentForm({ initialData, onSubmit, onCancel, isEditing = fa
           )}
         </div>
 
-        <div>
-          <label htmlFor="rep_number" className="block text-sm font-medium text-gray-700 mb-2">
-            Current Repetition Number *
-          </label>
-          <input
-            type="number"
-            id="rep_number"
-            value={formData.rep_number}
-            onChange={(e) => handleInputChange('rep_number', parseInt(e.target.value) || 1)}
-            className={`w-full px-4 py-3 border rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm ${errors.rep_number ? 'border-red-300' : 'border-gray-300'
-              }`}
-            placeholder="Current repetition"
-            min="1"
-            step="1"
-            required
-          />
-          {errors.rep_number && (
-            <p className="mt-1 text-sm text-red-600">{errors.rep_number}</p>
-          )}
-        </div>
 
-        <div>
-          <label htmlFor="soaking_duration_hr" className="block text-sm font-medium text-gray-700 mb-2">
-            Soaking Duration (hours) *
-          </label>
-          <input
-            type="number"
-            id="soaking_duration_hr"
-            value={formData.soaking_duration_hr}
-            onChange={(e) => handleInputChange('soaking_duration_hr', parseFloat(e.target.value) || 0)}
-            className={`w-full px-4 py-3 border rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm ${errors.soaking_duration_hr ? 'border-red-300' : 'border-gray-300'
-              }`}
-            placeholder="0.0"
-            min="0"
-            step="0.1"
-            required
-          />
-          {errors.soaking_duration_hr && (
-            <p className="mt-1 text-sm text-red-600">{errors.soaking_duration_hr}</p>
-          )}
-        </div>
       </div>
 
-      {/* Process Parameters */}
+      {/* Experiment Parameters */}
       <div className="border-t pt-6">
-        <h3 className="text-lg font-medium text-gray-900 mb-4">Process Parameters</h3>
+        <h3 className="text-lg font-medium text-gray-900 mb-4">Experiment Parameters</h3>
         <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
+          <div>
+            <label htmlFor="soaking_duration_hr" className="block text-sm font-medium text-gray-700 mb-2">
+              Soaking Duration (hours) *
+            </label>
+            <input
+              type="number"
+              id="soaking_duration_hr"
+              value={formData.soaking_duration_hr}
+              onChange={(e) => handleInputChange('soaking_duration_hr', parseFloat(e.target.value) || 0)}
+              className={`max-w-xs px-3 py-2 border rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm ${errors.soaking_duration_hr ? 'border-red-300' : 'border-gray-300'
+                }`}
+              placeholder="0.0"
+              min="0"
+              step="0.1"
+              required
+            />
+            {errors.soaking_duration_hr && (
+              <p className="mt-1 text-sm text-red-600">{errors.soaking_duration_hr}</p>
+            )}
+          </div>
+
           <div>
             <label htmlFor="air_drying_time_min" className="block text-sm font-medium text-gray-700 mb-2">
               Air Drying Time (minutes) *
@@ -201,7 +191,7 @@ export function ExperimentForm({ initialData, onSubmit, onCancel, isEditing = fa
               id="air_drying_time_min"
               value={formData.air_drying_time_min}
               onChange={(e) => handleInputChange('air_drying_time_min', parseInt(e.target.value) || 0)}
-              className={`w-full px-4 py-3 border rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm ${errors.air_drying_time_min ? 'border-red-300' : 'border-gray-300'
+              className={`max-w-xs px-3 py-2 border rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm ${errors.air_drying_time_min ? 'border-red-300' : 'border-gray-300'
                 }`}
               placeholder="0"
               min="0"
@@ -222,7 +212,7 @@ export function ExperimentForm({ initialData, onSubmit, onCancel, isEditing = fa
               id="plate_contact_frequency_hz"
               value={formData.plate_contact_frequency_hz}
               onChange={(e) => handleInputChange('plate_contact_frequency_hz', parseFloat(e.target.value) || 1)}
-              className={`w-full px-4 py-3 border rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm ${errors.plate_contact_frequency_hz ? 'border-red-300' : 'border-gray-300'
+              className={`max-w-xs px-3 py-2 border rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm ${errors.plate_contact_frequency_hz ? 'border-red-300' : 'border-gray-300'
                 }`}
               placeholder="1.0"
               min="0.1"
@@ -243,7 +233,7 @@ export function ExperimentForm({ initialData, onSubmit, onCancel, isEditing = fa
               id="throughput_rate_pecans_sec"
               value={formData.throughput_rate_pecans_sec}
               onChange={(e) => handleInputChange('throughput_rate_pecans_sec', parseFloat(e.target.value) || 1)}
-              className={`w-full px-4 py-3 border rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm ${errors.throughput_rate_pecans_sec ? 'border-red-300' : 'border-gray-300'
+              className={`max-w-xs px-3 py-2 border rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm ${errors.throughput_rate_pecans_sec ? 'border-red-300' : 'border-gray-300'
                 }`}
               placeholder="1.0"
               min="0.1"
@@ -264,7 +254,7 @@ export function ExperimentForm({ initialData, onSubmit, onCancel, isEditing = fa
               id="crush_amount_in"
               value={formData.crush_amount_in}
               onChange={(e) => handleInputChange('crush_amount_in', parseFloat(e.target.value) || 0)}
-              className={`w-full px-4 py-3 border rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm ${errors.crush_amount_in ? 'border-red-300' : 'border-gray-300'
+              className={`max-w-xs px-3 py-2 border rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm ${errors.crush_amount_in ? 'border-red-300' : 'border-gray-300'
                 }`}
               placeholder="0.0"
               min="0"
@@ -285,7 +275,7 @@ export function ExperimentForm({ initialData, onSubmit, onCancel, isEditing = fa
               id="entry_exit_height_diff_in"
               value={formData.entry_exit_height_diff_in}
               onChange={(e) => handleInputChange('entry_exit_height_diff_in', parseFloat(e.target.value) || 0)}
-              className={`w-full px-4 py-3 border rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm ${errors.entry_exit_height_diff_in ? 'border-red-300' : 'border-gray-300'
+              className={`max-w-sm px-3 py-2 border rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm ${errors.entry_exit_height_diff_in ? 'border-red-300' : 'border-gray-300'
                 }`}
               placeholder="0.0 (can be negative)"
               step="0.1"
@@ -312,7 +302,7 @@ export function ExperimentForm({ initialData, onSubmit, onCancel, isEditing = fa
                 id="schedule_status"
                 value={formData.schedule_status}
                 onChange={(e) => handleInputChange('schedule_status', e.target.value as ScheduleStatus)}
-                className="w-full px-4 py-3 border border-gray-300 rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm"
+                className="max-w-xs px-3 py-2 border border-gray-300 rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm"
               >
                 <option value="pending schedule">Pending Schedule</option>
                 <option value="scheduled">Scheduled</option>
@@ -329,7 +319,7 @@ export function ExperimentForm({ initialData, onSubmit, onCancel, isEditing = fa
                 id="results_status"
                 value={formData.results_status}
                 onChange={(e) => handleInputChange('results_status', e.target.value as ResultsStatus)}
-                className="w-full px-4 py-3 border border-gray-300 rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm"
+                className="max-w-xs px-3 py-2 border border-gray-300 rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-colors text-sm"
               >
                 <option value="valid">Valid</option>
                 <option value="invalid">Invalid</option>
diff --git a/src/components/ExperimentModal.tsx b/src/components/ExperimentModal.tsx
index 1ff276c..a08489b 100644
--- a/src/components/ExperimentModal.tsx
+++ b/src/components/ExperimentModal.tsx
@@ -60,7 +60,7 @@ export function ExperimentModal({ experiment, onClose, onExperimentSaved }: Expe
   }
 
   return (
-    <div className="fixed inset-0 bg-black bg-opacity-50 overflow-y-auto h-full w-full z-50 flex items-center justify-center p-4">
+    <div className="fixed inset-0 bg-black bg-opacity-25 overflow-y-auto h-full w-full z-50 flex items-center justify-center p-4">
       <div className="relative bg-white rounded-xl shadow-2xl w-full max-w-4xl mx-auto max-h-[90vh] overflow-y-auto">
         {/* Header */}
         <div className="sticky top-0 bg-white flex items-center justify-between p-6 border-b border-gray-200 rounded-t-xl">
diff --git a/src/components/Experiments.tsx b/src/components/Experiments.tsx
index 183dff1..0079984 100644
--- a/src/components/Experiments.tsx
+++ b/src/components/Experiments.tsx
@@ -190,10 +190,10 @@ export function Experiments() {
                   Experiment #
                 </th>
                 <th className="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
-                  Repetitions
+                  Reps Required
                 </th>
                 <th className="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
-                  Process Parameters
+                  Experiment Parameters
                 </th>
                 <th className="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                   Schedule Status
@@ -222,7 +222,7 @@ export function Experiments() {
                     #{experiment.experiment_number}
                   </td>
                   <td className="px-6 py-4 whitespace-nowrap text-sm text-gray-500">
-                    {experiment.rep_number} / {experiment.reps_required}
+                    {experiment.reps_required}
                   </td>
                   <td className="px-6 py-4 text-sm text-gray-500">
                     <div className="space-y-1">
diff --git a/src/lib/supabase.ts b/src/lib/supabase.ts
index eddafba..660209b 100644
--- a/src/lib/supabase.ts
+++ b/src/lib/supabase.ts
@@ -32,7 +32,6 @@ export interface Experiment {
   id: string
   experiment_number: number
   reps_required: number
-  rep_number: number
   soaking_duration_hr: number
   air_drying_time_min: number
   plate_contact_frequency_hz: number
@@ -49,7 +48,6 @@ export interface Experiment {
 export interface CreateExperimentRequest {
   experiment_number: number
   reps_required: number
-  rep_number: number
   soaking_duration_hr: number
   air_drying_time_min: number
   plate_contact_frequency_hz: number
@@ -63,7 +61,6 @@ export interface CreateExperimentRequest {
 export interface UpdateExperimentRequest {
   experiment_number?: number
   reps_required?: number
-  rep_number?: number
   soaking_duration_hr?: number
   air_drying_time_min?: number
   plate_contact_frequency_hz?: number
diff --git a/supabase/migrations/20250720000003_experiments_table.sql b/supabase/migrations/20250720000003_experiments_table.sql
index d802734..0a3d204 100644
--- a/supabase/migrations/20250720000003_experiments_table.sql
+++ b/supabase/migrations/20250720000003_experiments_table.sql
@@ -6,7 +6,6 @@ CREATE TABLE IF NOT EXISTS public.experiments (
     id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
     experiment_number INTEGER UNIQUE NOT NULL,
     reps_required INTEGER NOT NULL CHECK (reps_required > 0),
-    rep_number INTEGER NOT NULL CHECK (rep_number > 0),
     soaking_duration_hr FLOAT NOT NULL CHECK (soaking_duration_hr >= 0),
     air_drying_time_min INTEGER NOT NULL CHECK (air_drying_time_min >= 0),
     plate_contact_frequency_hz FLOAT NOT NULL CHECK (plate_contact_frequency_hz > 0),
@@ -91,7 +90,6 @@ CREATE POLICY "experiments_delete_policy" ON public.experiments
 COMMENT ON TABLE public.experiments IS 'Stores experiment definitions for pecan processing with parameters and status tracking';
 COMMENT ON COLUMN public.experiments.experiment_number IS 'User-defined unique experiment identifier';
 COMMENT ON COLUMN public.experiments.reps_required IS 'Total number of repetitions needed for this experiment';
-COMMENT ON COLUMN public.experiments.rep_number IS 'Current repetition number for this entry';
 COMMENT ON COLUMN public.experiments.soaking_duration_hr IS 'Soaking process duration in hours';
 COMMENT ON COLUMN public.experiments.air_drying_time_min IS 'Air drying duration in minutes';
 COMMENT ON COLUMN public.experiments.plate_contact_frequency_hz IS 'JC Cracker machine plate contact frequency in Hz';