5.3 sec in total
482 ms
4 sec
820 ms
Click here to check amazing Chemodex content. Otherwise, check out these important facts you probably never knew about chemodex.com
Visit chemodex.comWe analyzed Chemodex.com page load time and found that the first response time was 482 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
chemodex.com performance score
name
value
score
weighting
Value3.7 s
30/100
10%
Value6.5 s
9/100
25%
Value6.1 s
44/100
10%
Value160 ms
94/100
30%
Value0.002
100/100
15%
Value6.2 s
62/100
10%
482 ms
931 ms
42 ms
116 ms
229 ms
Our browser made a total of 69 requests to load all elements on the main page. We found that 70% of them (48 requests) were addressed to the original Chemodex.com, 9% (6 requests) were made to Fonts.gstatic.com and 7% (5 requests) were made to Gstatic.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Chemodex.com.
Page size can be reduced by 108.3 kB (11%)
1.0 MB
921.4 kB
In fact, the total size of Chemodex.com main page is 1.0 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 867.8 kB which makes up the majority of the site volume.
Potential reduce by 69.9 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 69.9 kB or 81% of the original size.
Potential reduce by 0 B
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. Chemodex images are well optimized though.
Potential reduce by 13.2 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 13.2 kB or 53% of the original size.
Potential reduce by 25.2 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. Chemodex.com needs all CSS files to be minified and compressed as it can save up to 25.2 kB or 50% of the original size.
Number of requests can be reduced by 27 (45%)
60
33
The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chemodex. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.
chemodex.com
482 ms
www.chemodex.com
931 ms
css
42 ms
style.min.css
116 ms
styles.css
229 ms
style.css
313 ms
style.css
313 ms
style.basic.css
319 ms
chosen.css
312 ms
style.instances.css
323 ms
avia-merged-styles-1bb0d4b63b031de9837b215f27d8d719.css
535 ms
style.css
414 ms
jquery.js
522 ms
jquery-migrate.min.js
414 ms
jquery.blockUI.min.js
427 ms
api.js
109 ms
chosen.jquery.min.js
426 ms
jquery.ajaxsearchpro-noui-isotope.min.js
1238 ms
core.min.js
527 ms
datepicker.min.js
1236 ms
d9a58a541cd3c5c86a0b6782704e6e4f.js
1236 ms
ga-0ea40a4cb2873a89cbe597eaea860826.js
426 ms
en.png
336 ms
de.png
334 ms
chemodex.png
333 ms
chemodex_w.png
335 ms
617003-1500x990.jpg
358 ms
CDX-N0051-1-450x450.png
334 ms
CDX-D0230-1-450x450.png
335 ms
CDX-P0021-1-450x450.png
335 ms
CDX-I0035-1-450x450.png
356 ms
CDX-I0032-1-450x450.png
356 ms
CDX-I0034-1-450x450.png
356 ms
CDX-I0033-1-450x450.png
398 ms
CDX-M0080-1-450x450.png
399 ms
CDX-A0022-5-450x450.png
464 ms
IMG_5277-495x400.jpg
831 ms
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773 ms
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831 ms
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IMG_5173-495x400.jpg
1162 ms
schweizer_kreuz_f.png
1158 ms
loading-light.gif
841 ms
mem8YaGs126MiZpBA-UFVZ0e.ttf
108 ms
mem5YaGs126MiZpBA-UN_r8OUuhs.ttf
407 ms
mem5YaGs126MiZpBA-UN7rgOUuhs.ttf
471 ms
entypo-fontello.woff
806 ms
linkid.js
463 ms
ec.js
443 ms
recaptcha__en.js
566 ms
css
321 ms
collect
21 ms
collect
158 ms
anchor
99 ms
styles__ltr.css
7 ms
recaptcha__en.js
13 ms
Lub7YP-3Fjx56kV00NUPgfI20BMi8C5GR8OghB8Eyws.js
98 ms
webworker.js
97 ms
logo_48.png
81 ms
KFOmCnqEu92Fr1Mu4mxP.ttf
36 ms
KFOlCnqEu92Fr1MmEU9fBBc9.ttf
36 ms
KFOlCnqEu92Fr1MmYUtfBBc9.ttf
57 ms
recaptcha__en.js
87 ms
chemodex.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
Image elements do not have [alt] attributes
chemodex.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
chemodex.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chemodex.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Chemodex.com 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.
chemodex.com
Open Graph description is not detected on the main page of Chemodex. 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: