diff --git a/web/cashtab/package-lock.json b/web/cashtab/package-lock.json
--- a/web/cashtab/package-lock.json
+++ b/web/cashtab/package-lock.json
@@ -26,6 +26,7 @@
                 "browser-image-compression": "^1.0.8",
                 "camelcase": "^5.2.0",
                 "case-sensitive-paths-webpack-plugin": "^2.3.0",
+                "cashaddrjs": "^0.3.12",
                 "core-util-is": "^1.0.2",
                 "crypto-js": "^3.1.9-1",
                 "css-loader": "^3.6.0",
diff --git a/web/cashtab/package.json b/web/cashtab/package.json
--- a/web/cashtab/package.json
+++ b/web/cashtab/package.json
@@ -23,6 +23,7 @@
         "browser-image-compression": "^1.0.8",
         "camelcase": "^5.2.0",
         "case-sensitive-paths-webpack-plugin": "^2.3.0",
+        "cashaddrjs": "^0.3.12",
         "core-util-is": "^1.0.2",
         "crypto-js": "^3.1.9-1",
         "css-loader": "^3.6.0",
diff --git a/web/cashtab/src/components/Common/ScanQRCode.js b/web/cashtab/src/components/Common/ScanQRCode.js
--- a/web/cashtab/src/components/Common/ScanQRCode.js
+++ b/web/cashtab/src/components/Common/ScanQRCode.js
@@ -3,7 +3,12 @@
 import { QrcodeOutlined } from '@ant-design/icons';
 import styled from 'styled-components';
 import { BrowserQRCodeReader } from '@zxing/library';
-import { currency } from '@components/Common/Ticker.js';
+import {
+    currency,
+    isCash,
+    isToken,
+    parseAddressParams,
+} from '@components/Common/Ticker.js';
 import { Event } from '@utils/GoogleAnalytics';
 
 const StyledScanQRCode = styled.span`
@@ -54,12 +59,15 @@
         let values = {};
 
         // If what scanner reads from QR code begins with 'bitcoincash:' or 'simpleledger:' or their successor prefixes
-        if (
-            content.split(currency.prefix).length > 1 ||
-            content.split(currency.tokenPrefix).length > 1
-        ) {
+        if (isCash(content) || isToken(content)) {
             type = 'address';
-            values = { address: content };
+
+            // Check for params and alternative prefixes
+            // eg mercurymessenger.io
+            // ecash:qqd3qn4zazjhygk5a2vzw2gvqgqwempr4gtfza25mc?amount=500000
+
+            values = parseAddressParams(content);
+
             // Event("Category", "Action", "Label")
             // Track number of successful QR code scans
             // BCH or slp?
@@ -100,7 +108,7 @@
             if (result.type === 'address') {
                 // Hide the scanner
                 setVisible(false);
-                onScan(result.values.address);
+                onScan(result.values);
                 return teardownCodeReader(codeReader);
             }
         } catch (err) {
diff --git a/web/cashtab/src/components/Common/Ticker.js b/web/cashtab/src/components/Common/Ticker.js
--- a/web/cashtab/src/components/Common/Ticker.js
+++ b/web/cashtab/src/components/Common/Ticker.js
@@ -1,11 +1,13 @@
 import mainLogo from '@assets/12-bitcoin-cash-square-crop.svg';
 import tokenLogo from '@assets/simple-ledger-protocol-logo.png';
+import cashaddr from 'cashaddrjs';
+import BigNumber from 'bignumber.js';
 
 export const currency = {
     name: 'Bitcoin ABC',
     ticker: 'BCHA',
     logo: mainLogo,
-    prefix: 'bitcoincash:',
+    prefixes: ['bitcoincash:', 'ecash:'],
     coingeckoId: 'bitcoin-cash-abc-2',
     defaultFee: 5.01,
     blockExplorerUrl: 'https://explorer.bitcoinabc.org',
@@ -13,7 +15,82 @@
     tokenName: 'Bitcoin ABC SLP',
     tokenTicker: 'SLPA',
     tokenLogo: tokenLogo,
-    tokenPrefix: 'simpleledger:',
+    tokenPrefixes: ['simpleledger:', 'etoken:'],
     tokenIconsUrl: '', //https://tokens.bitcoin.com/32 for BCH SLP
     useBlockchainWs: false,
 };
+
+export function isCash(addressString) {
+    // Check for prefix included in currency.prefixes array
+    // For now, validation is handled by converting to bitcoincash: prefix and checksum
+    // and relying on legacy validation methods of bitcoincash: prefix addresses
+    let validCashAddress = false;
+    for (let i = 0; i < currency.prefixes.length; i += 1) {
+        if (addressString.split(currency.prefixes[i]).length > 1) {
+            validCashAddress = true;
+        }
+    }
+    return validCashAddress;
+}
+
+export function isToken(addressString) {
+    // Check for prefix included in currency.tokenPrefixes array
+    // For now, validation is handled by converting to simpleledger: prefix and checksum
+    // and relying on legacy validation methods of simpleledger: prefix addresses
+    let validTokenAddress = false;
+    for (let i = 0; i < currency.tokenPrefixes.length; i += 1) {
+        if (addressString.split(currency.tokenPrefixes[i]).length > 1) {
+            validTokenAddress = true;
+        }
+    }
+    return validTokenAddress;
+}
+
+export function ecashToCashAddr(ecashPrefixedAddress) {
+    // Convert an address with prefix and checksum for ecash:
+    // To an address in legacy bitcoincash: format
+    // Backend and validators currently support only legacy format
+
+    const { prefix, type, hash } = cashaddr.decode(ecashPrefixedAddress);
+    // If prefix is `ecash:`, change to `bitcoincash:`
+    let newPrefix = prefix;
+    if (prefix === 'ecash') {
+        newPrefix = 'bitcoincash';
+    }
+    const reformattedAddr = cashaddr.encode(newPrefix, type, hash);
+
+    return reformattedAddr;
+}
+
+export function parseAddressParams(addressString) {
+    // Check address string for params and return
+    // For now, only the `amount` param is supported by UI
+    // So only check for `amount` and return if present
+    const paramCheck = addressString.split('?');
+    let cleanAddress = paramCheck[0];
+
+    // If it's an ecash: prefix, convert to bitcoincash:
+    if (cleanAddress.split('ecash:').length > 1) {
+        cleanAddress = ecashToCashAddr(cleanAddress);
+    }
+
+    let queryString;
+    let amount = null;
+
+    if (paramCheck.length > 1) {
+        queryString = paramCheck[1];
+
+        const addrParams = new URLSearchParams(queryString);
+        if (addrParams.has('amount')) {
+            // Amount in satoshis
+            try {
+                amount = new BigNumber(parseInt(addrParams.get('amount')))
+                    .div(1e8)
+                    .toString();
+            } catch (err) {
+                amount = null;
+            }
+        }
+    }
+    return { address: cleanAddress, amount: amount };
+}
diff --git a/web/cashtab/src/components/Send/Send.js b/web/cashtab/src/components/Send/Send.js
--- a/web/cashtab/src/components/Send/Send.js
+++ b/web/cashtab/src/components/Send/Send.js
@@ -371,7 +371,8 @@
                                 onScan={result =>
                                     setFormData({
                                         ...formData,
-                                        address: result,
+                                        address: result.address,
+                                        value: result.amount,
                                     })
                                 }
                                 inputProps={{
diff --git a/web/cashtab/src/components/Send/SendToken.js b/web/cashtab/src/components/Send/SendToken.js
--- a/web/cashtab/src/components/Send/SendToken.js
+++ b/web/cashtab/src/components/Send/SendToken.js
@@ -209,7 +209,7 @@
                                         onScan={result =>
                                             setFormData({
                                                 ...formData,
-                                                address: result,
+                                                address: result.address,
                                             })
                                         }
                                         inputProps={{