2.2 sec in total
128 ms
1.5 sec
502 ms
Welcome to es.vwr.com homepage info - get ready to check Es VWR best content for United States right away, or after learning these important things about es.vwr.com
VWR ofrece una selección completa de productos para su laboratorio, productos químicos, equipamiento, mobiliario, instrumentación y servicios, de una forma rápida y senzilla usted podrá realizar su pe...
Visit es.vwr.comWe analyzed Es.vwr.com page load time and found that the first response time was 128 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
es.vwr.com performance score
name
value
score
weighting
Value3.9 s
26/100
10%
Value11.9 s
0/100
25%
Value5.3 s
58/100
10%
Value1,140 ms
22/100
30%
Value0.376
28/100
15%
Value10.5 s
23/100
10%
128 ms
402 ms
113 ms
262 ms
91 ms
Our browser made a total of 149 requests to load all elements on the main page. We found that 95% of them (142 requests) were addressed to the original Es.vwr.com, 3% (4 requests) were made to Fonts.gstatic.com and 1% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (402 ms) belongs to the original domain Es.vwr.com.
Page size can be reduced by 1.3 MB (44%)
3.1 MB
1.7 MB
In fact, the total size of Es.vwr.com main page is 3.1 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. 60% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.
Potential reduce by 277.2 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. This page needs HTML code to be minified as it can gain 48.3 kB, which is 15% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 277.2 kB or 88% of the original size.
Potential reduce by 116.6 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. Es VWR images are well optimized though.
Potential reduce by 621.2 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 621.2 kB or 80% of the original size.
Potential reduce by 326.6 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. Es.vwr.com needs all CSS files to be minified and compressed as it can save up to 326.6 kB or 87% of the original size.
Number of requests can be reduced by 32 (22%)
143
111
The browser has sent 143 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Es VWR. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
es.vwr.com
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stibo.css
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es.vwr.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
es.vwr.com 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
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
es.vwr.com SEO score
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
ES
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Es.vwr.com can be misinterpreted by Google and other search engines. Our service has detected that Spanish is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Es.vwr.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.
es.vwr.com
Open Graph description is not detected on the main page of Es VWR. 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: