diff --git a/packages/node_modules/@node-red/nodes/core/parsers/70-CSV.js b/packages/node_modules/@node-red/nodes/core/parsers/70-CSV.js
index 7a3ca5923..642fc5d5d 100644
--- a/packages/node_modules/@node-red/nodes/core/parsers/70-CSV.js
+++ b/packages/node_modules/@node-red/nodes/core/parsers/70-CSV.js
@@ -138,7 +138,7 @@ module.exports = function(RED) {
                         var line = msg.payload;
                         var linecount = 0;
                         var tmp = "";
-                        var reg = /^[-]?[0-9]*\.?[0-9]+$/;
+                        var reg = /^[-]?(?!0\d)\d*\.?\d*(E-?\+?)?\d+$/i;
                         if (msg.hasOwnProperty("parts")) {
                             linecount = msg.parts.index;
                             if (msg.parts.index > node.skip) { first = false; }