diff --git a/examples/ONE/ONE.ino b/examples/ONE/ONE.ino
index a11f0dd..6eeb557 100644
--- a/examples/ONE/ONE.ino
+++ b/examples/ONE/ONE.ino
@@ -669,6 +669,7 @@ static int dispSmState = APP_SM_NORMAL; /** Save LED SM */
 static int tvocIndex = -1;
 static int tvocRawIndex = -1;
 static int noxIndex = -1;
+static int noxRawIndex = -1;
 static int co2Ppm = -1;
 static int pm25 = -1;
 static int pm01 = -1;
@@ -736,7 +737,7 @@ void setup() {
   u8g2.begin();
 
   /** Show boot display */
-  Serial.println("Firmware Version: "+ag.getVersion());
+  Serial.println("Firmware Version: " + ag.getVersion());
   displayShowText("One V9", "FW Ver: " + ag.getVersion(), "");
   delay(DISPLAY_DELAY_SHOW_CONTENT_MS);
 
@@ -1016,7 +1017,7 @@ void webServerMetricsGet(void) {
       add_metric_point("", String(tvocIndex));
     }
     if (tvocRawIndex >= 0) {
-      add_metric("tvoc_raw_index",
+      add_metric("tvoc_raw",
                  "The raw input value to the Total Volatile Organic Compounds "
                  "(TVOC) index as measured by the AirGradient SGP sensor",
                  "gauge");
@@ -1029,6 +1030,13 @@ void webServerMetricsGet(void) {
                  "gauge");
       add_metric_point("", String(noxIndex));
     }
+    if (noxRawIndex >= 0) {
+      add_metric("nox_raw",
+                 "The raw input value to the Nitrous Oxide (NOx) index as "
+                 "measured by the AirGradient SGP sensor",
+                 "gauge");
+      add_metric_point("", String(noxRawIndex));
+    }
   }
 
   if (hasSensorSHT) {
@@ -1118,6 +1126,9 @@ static String getServerSyncData(bool localServer) {
     if (noxIndex >= 0) {
       root["nox_index"] = noxIndex;
     }
+    if(noxRawIndex >= 0) {
+      root["nox_raw"] = noxRawIndex;
+    }
   }
   if (hasSensorSHT) {
     if (temp > -1001) {
@@ -2179,11 +2190,13 @@ static void tvocUpdate(void) {
   tvocIndex = ag.sgp41.getTvocIndex();
   tvocRawIndex = ag.sgp41.getTvocRaw();
   noxIndex = ag.sgp41.getNoxIndex();
+  noxRawIndex = ag.sgp41.getNoxRaw();
 
   Serial.println();
   Serial.printf("    TVOC index: %d\r\n", tvocIndex);
   Serial.printf("TVOC raw index: %d\r\n", tvocRawIndex);
   Serial.printf("     NOx index: %d\r\n", noxIndex);
+  Serial.printf(" NOx raw index: %d\r\n", noxRawIndex);
 }
 
 /**
diff --git a/examples/Open_Air/Open_Air.ino b/examples/Open_Air/Open_Air.ino
index bd1ca03..715b23d 100644
--- a/examples/Open_Air/Open_Air.ino
+++ b/examples/Open_Air/Open_Air.ino
@@ -666,6 +666,7 @@ WebServer webServer;
 int tvocIndex = -1;
 int tvocRawIndex = -1;
 int noxIndex = -1;
+int noxRawIndex = -1;
 int co2Ppm = 0;
 
 int pm25_1 = -1;
@@ -1019,11 +1020,13 @@ static void tvocUpdate(void) {
   tvocIndex = ag.sgp41.getTvocIndex();
   tvocRawIndex = ag.sgp41.getTvocRaw();
   noxIndex = ag.sgp41.getNoxIndex();
+  noxRawIndex = ag.sgp41.getNoxRaw();
 
   Serial.println();
   Serial.printf("    TVOC index: %d\r\n", tvocIndex);
   Serial.printf("TVOC raw index: %d\r\n", tvocRawIndex);
   Serial.printf("     NOx index: %d\r\n", noxIndex);
+  Serial.printf(" NOx raw index: %d\r\n", noxRawIndex);
 }
 
 /**
@@ -1412,6 +1415,9 @@ static String getServerSyncData(bool localServer) {
       if (noxIndex >= 0) {
         root["nox_index"] = noxIndex;
       }
+      if(noxRawIndex >= 0) {
+        root["nox_raw"] = noxRawIndex;
+      }
     }
   }
 
diff --git a/src/Sgp41/Sgp41.cpp b/src/Sgp41/Sgp41.cpp
index ea3d4ae..ae3e805 100644
--- a/src/Sgp41/Sgp41.cpp
+++ b/src/Sgp41/Sgp41.cpp
@@ -121,6 +121,7 @@ void Sgp41::_handle(void) {
     vTaskDelay(pdMS_TO_TICKS(1000));
     if (getRawSignal(srawVoc, srawNox)) {
       tvocRaw = srawVoc;
+      noxRaw = srawNox;
       nox = noxAlgorithm()->process(srawNox);
       tvoc = vocAlgorithm()->process(srawVoc);
       AgLog("Polling SGP41 success: tvoc: %d, nox: %d", tvoc, nox);
@@ -249,3 +250,10 @@ bool Sgp41::_noxConditioning(void) {
  * @return int
  */
 int Sgp41::getTvocRaw(void) { return tvocRaw; }
+
+/**
+ * @brief Get NOX raw value
+ * 
+ * @return int 
+ */
+int Sgp41::getNoxRaw(void) { return noxRaw; }
diff --git a/src/Sgp41/Sgp41.h b/src/Sgp41/Sgp41.h
index 594346e..db0065e 100644
--- a/src/Sgp41/Sgp41.h
+++ b/src/Sgp41/Sgp41.h
@@ -24,6 +24,7 @@ public:
   int getTvocIndex(void);
   int getNoxIndex(void);
   int getTvocRaw(void);
+  int getNoxRaw(void);
 
 private:
   bool onConditioning = true;
@@ -39,6 +40,7 @@ private:
   int tvoc = 0;
   int tvocRaw;
   int nox = 0;
+  int noxRaw;
 #if defined(ESP8266)
   uint32_t conditioningPeriod;
   uint8_t conditioningCount;