5.3 sec in total
324 ms
4.6 sec
342 ms
Click here to check amazing Merck content for United States. Otherwise, check out these important facts you probably never knew about merck.de
Merck KGaA, Darmstadt, Germany, a leading science and technology company, operates across healthcare, life science and electronics.
Visit merck.deWe analyzed Merck.de page load time and found that the first response time was 324 ms and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
merck.de performance score
name
value
score
weighting
Value3.3 s
41/100
10%
Value11.2 s
0/100
25%
Value7.9 s
23/100
10%
Value1,760 ms
10/100
30%
Value0
100/100
15%
Value12.7 s
13/100
10%
324 ms
2291 ms
14 ms
25 ms
24 ms
Our browser made a total of 92 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Merck.de, 3% (3 requests) were made to Google-analytics.com and 2% (2 requests) were made to Sdc01.emdgroup.com. The less responsive or slowest element that took the longest time to load (2.3 sec) relates to the external source Emdgroup.com.
Page size can be reduced by 291.9 kB (39%)
744.8 kB
452.8 kB
In fact, the total size of Merck.de main page is 744.8 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 70% of websites need less resources to load. Images take 441.0 kB which makes up the majority of the site volume.
Potential reduce by 35.1 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 35.1 kB or 79% of the original size.
Potential reduce by 46.6 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Merck needs image optimization as it can save up to 46.6 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 32.0 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 32.0 kB or 59% of the original size.
Potential reduce by 178.2 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Merck.de needs all CSS files to be minified and compressed as it can save up to 178.2 kB or 87% of the original size.
Number of requests can be reduced by 34 (53%)
64
30
The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Merck. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.
www.emdgroup.com
324 ms
index.html
2291 ms
styles.css
14 ms
thickbox.css
25 ms
noscript.css
24 ms
styles_webtf.css
26 ms
layer.css
28 ms
homepage.css
28 ms
javascript_ui.css
28 ms
styles_magazineContent.css
29 ms
homeStage.css
30 ms
sticker.css
28 ms
dragslider.css
33 ms
jquery.jscrollpane.css
34 ms
group_brand_styles_tcm2252_143732.css
35 ms
jquery-1.4.4.min.js
39 ms
swfobject.js
36 ms
swfobject-2.2.js
33 ms
scripts.js
36 ms
func.js
36 ms
worldwideflash.js
36 ms
webtfcb_jqueryConflictResolver.js
35 ms
jquery.js
56 ms
jquery.backgroundSize.js
51 ms
thickbox.js
52 ms
magazine.js
52 ms
disclaimer.js
51 ms
loopedslider_juwi.min.js
51 ms
jquery_boxy.js
52 ms
custom.js
51 ms
func_webtf.js
57 ms
webtfApp.min.js
53 ms
jquery.jscrollpane.min.js
52 ms
webtfcb.min.js
51 ms
lightbox.css
52 ms
lightbox.js
53 ms
jquery-1.11.1.min.js
53 ms
typeahead.bundle.js
52 ms
jquery.gsa.filtermapping.js
41 ms
jquery.twt.gsa.filter.js
40 ms
webtrends.js
39 ms
script.css
10 ms
wtid.js
342 ms
separator.png
20 ms
180_140_woman_laptop_tcm2252_119316.jpg
21 ms
Flyout_Chemicals_tcm2252_70446.jpg
22 ms
Flyout_Innovation_tcm2252_80707.jpg
18 ms
online_cr_bericht_2014_mit_laptop_180x140_tcm2252_107565.jpg
17 ms
180_140_Flyout_Media_01_tcm2252_117738.jpg
18 ms
Flyout_Investors_tcm2252_70448.jpg
21 ms
flyoutMaster_tcm2252_115405.jpg
21 ms
Descriptor_Group_tcm2252_143730.png
21 ms
Vibrant_M_tcm2252_143743.png
29 ms
988_155_Image_Header_Group_24_tcm2252_143736.png
22 ms
btn_login.gif
20 ms
img_dot_tcm2252_143737.gif
23 ms
whiteTrans50.png
20 ms
68_40_Thumbnail_PSE_App_tcm2252_145354.jpg
21 ms
68_40_Stage_Thumbnail_We_Can_Fight_cancer_tcm2252_146477.jpg
22 ms
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22 ms
68_40_Thumbnail_Halbleiter_DSA_tcm2252_145698.jpg
22 ms
img_arrow_trans.gif
22 ms
Blank_180_1_light_blue_tcm2252_134479.gif
34 ms
180_Teaser_Merck_on_Facebook_tcm2252_110358.png
23 ms
icon_recommend.png
31 ms
icon_print.png
21 ms
icon_request.png
23 ms
facebook_16_tcm2252_73685.png
24 ms
twitter_16_tcm2252_73681.png
25 ms
gplus_tcm2252_109506.png
23 ms
linkedin_16_tcm2252_73680.png
22 ms
img_dot.gif
25 ms
Sticker_Explorermagazin_EN_tcm2252_143742.gif
23 ms
M_Sticker_en_sprite.png
57 ms
Mumien_Sticker_tcm2252_146906.jpg
24 ms
Graffiti_Sticker_tcm2252_146905.jpg
25 ms
2048_2000_Stage_Background_PSE_App2_tcm2252_145353.jpg
26 ms
2048_2000_Stage_Background_We_can_fight_cancer3_tcm2252_146476.jpg
27 ms
2048_2000_Stage_Background_Helping_Apprentices_tcm2252_146032.jpg
26 ms
2048_2000_Stage_Background_Halbleiter_DSA_tcm2252_145697.jpg
28 ms
analytics.js
47 ms
gtm.js
46 ms
content.xml
172 ms
loadingAnimation.gif
52 ms
btn_Arrow_sprite.png
52 ms
linkid.js
51 ms
collect
12 ms
collect
79 ms
dcs.gif
195 ms
overlay.png
7 ms
loading.gif
5 ms
icon_close.gif
6 ms
merck.de accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[role]s are not contained by their required parent element
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Some elements have a [tabindex] value greater than 0
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Links do not have a discernible name
merck.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
merck.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
EN
EM
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Merck.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed language. Our system also found out that Merck.de main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
merck.de
Open Graph description is not detected on the main page of Merck. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: