diff --git a/src/app/datasets/datasets-filter/datasets-filter.component.html b/src/app/datasets/datasets-filter/datasets-filter.component.html
index 8800e1b96..c138a9033 100644
--- a/src/app/datasets/datasets-filter/datasets-filter.component.html
+++ b/src/app/datasets/datasets-filter/datasets-filter.component.html
@@ -193,6 +193,9 @@
               <ng-container *ngSwitchCase="'EQUAL_TO_STRING'">
                 &nbsp;=&nbsp;
               </ng-container>
+              <ng-container *ngSwitchCase="'CONTAINS_STRING'">
+                &nbsp;contains&nbsp;
+              </ng-container>
               <ng-container *ngSwitchCase="'LESS_THAN'">
                 &nbsp;&lt;&nbsp;
               </ng-container>
@@ -201,7 +204,7 @@
               </ng-container>
             </ng-container>
             {{
-              condition.relation === "EQUAL_TO_STRING"
+              ["EQUAL_TO_STRING", "CONTAINS_STRING"].includes(condition.relation)
                 ? '"' + condition.rhs + '"'
                 : condition.rhs
             }}
diff --git a/src/app/samples/sample-dashboard/sample-dashboard.component.html b/src/app/samples/sample-dashboard/sample-dashboard.component.html
index 65f55a51d..ff3d75997 100644
--- a/src/app/samples/sample-dashboard/sample-dashboard.component.html
+++ b/src/app/samples/sample-dashboard/sample-dashboard.component.html
@@ -48,6 +48,9 @@
                     <ng-container *ngSwitchCase="'EQUAL_TO_STRING'">
                       &nbsp;=&nbsp;
                     </ng-container>
+                    <ng-container *ngSwitchCase="'CONTAINS_STRING'">
+                      &nbsp;=&nbsp;
+                    </ng-container>
                     <ng-container *ngSwitchCase="'LESS_THAN'">
                       &nbsp;&lt;&nbsp;
                     </ng-container>
@@ -56,7 +59,7 @@
                     </ng-container>
                   </ng-container>
                   {{
-                    characteristic.relation === "EQUAL_TO_STRING"
+                    [ "EQUAL_TO_STRING", "CONTAINS_STRING" ].includes(characteristic.relation)
                       ? '"' + characteristic.rhs + '"'
                       : characteristic.rhs
                   }}
diff --git a/src/app/shared/modules/search-parameters-dialog/search-parameters-dialog.component.html b/src/app/shared/modules/search-parameters-dialog/search-parameters-dialog.component.html
index aa35c9c74..fb79c7f1e 100644
--- a/src/app/shared/modules/search-parameters-dialog/search-parameters-dialog.component.html
+++ b/src/app/shared/modules/search-parameters-dialog/search-parameters-dialog.component.html
@@ -38,6 +38,7 @@ <h2 mat-dialog-title>Add Characteristic</h2>
         <mat-option value="LESS_THAN">is less than</mat-option>
         <mat-option value="EQUAL_TO_NUMERIC">is equal to (numeric)</mat-option>
         <mat-option value="EQUAL_TO_STRING">is equal to (string)</mat-option>
+        <mat-option value="CONTAINS_STRING">contains string</mat-option>
       </mat-select>
     </mat-form-field>
 
@@ -90,4 +91,4 @@ <h2 mat-dialog-title>Add Characteristic</h2>
       Add
     </button>
   </mat-dialog-actions>
-</form>
+</form>
\ No newline at end of file
diff --git a/src/app/shared/modules/search-parameters-dialog/search-parameters-dialog.component.spec.ts b/src/app/shared/modules/search-parameters-dialog/search-parameters-dialog.component.spec.ts
index 5865322f8..2072f7a67 100644
--- a/src/app/shared/modules/search-parameters-dialog/search-parameters-dialog.component.spec.ts
+++ b/src/app/shared/modules/search-parameters-dialog/search-parameters-dialog.component.spec.ts
@@ -107,7 +107,7 @@ describe("SearchParametersDialogComponent", () => {
   });
 
   describe("#toggleUnitField()", () => {
-    it("should enable unitField if lhs is valid and relation is not EQUAL_TO_STRING", () => {
+    it("should enable unitField if lhs is valid and relation is not CONTAINS_STRING or EQUAL_TO_STRING" , () => {
       const formValues = {
         lhs: "mass",
         relation: "LESS_THAN",
diff --git a/src/app/shared/modules/search-parameters-dialog/search-parameters-dialog.component.ts b/src/app/shared/modules/search-parameters-dialog/search-parameters-dialog.component.ts
index e5af6d850..2c54e3233 100644
--- a/src/app/shared/modules/search-parameters-dialog/search-parameters-dialog.component.ts
+++ b/src/app/shared/modules/search-parameters-dialog/search-parameters-dialog.component.ts
@@ -57,8 +57,9 @@ export class SearchParametersDialogComponent {
   add = (): void => {
     const { lhs, relation, unit } = this.parametersForm.value;
     const rawRhs = this.parametersForm.get("rhs")?.value;
-    const rhs =
-      relation === "EQUAL_TO_STRING" ? String(rawRhs) : Number(rawRhs);
+    const rhs = ["CONTAINS_STRING", "EQUAL_TO_STRING"].includes(relation)
+      ? String(rawRhs)
+      : Number(rawRhs);
     this.parametersForm.patchValue({ rhs });
     this.dialogRef.close({ data: { lhs, relation, rhs, unit } });
   };
@@ -73,7 +74,11 @@ export class SearchParametersDialogComponent {
   toggleUnitField = (): void => {
     const lhsInvalid = this.parametersForm.get("lhs")?.invalid;
     const { relation } = this.parametersForm.value;
-    const isStringRelation = relation === "EQUAL_TO_STRING" ? true : false;
+    const isStringRelation = ["CONTAINS_STRING", "EQUAL_TO_STRING"].includes(
+      relation,
+    )
+      ? true
+      : false;
     const unitField = this.parametersForm.get("unit");
     unitField?.enable();
     if (lhsInvalid || isStringRelation) {
@@ -88,7 +93,10 @@ export class SearchParametersDialogComponent {
     if (invalid) {
       return invalid;
     }
-    if (relation !== "EQUAL_TO_STRING" && isNaN(Number(rhs))) {
+    if (
+      !["CONTAINS_STRING", "EQUAL_TO_STRING"].includes(relation) &&
+      isNaN(Number(rhs))
+    ) {
       return true;
     }
     return lhs.length * (rhs as string).length === 0;
diff --git a/src/app/state-management/models/index.ts b/src/app/state-management/models/index.ts
index 12f769a01..fde0343a3 100644
--- a/src/app/state-management/models/index.ts
+++ b/src/app/state-management/models/index.ts
@@ -81,6 +81,7 @@ export enum JobViewMode {
 type ScientificConditionRelation =
   | "EQUAL_TO_NUMERIC"
   | "EQUAL_TO_STRING"
+  | "CONTAINS_STRING"
   | "GREATER_THAN"
   | "LESS_THAN";