2.9 sec in total
49 ms
2.5 sec
386 ms
Welcome to ni.vwr.com homepage info - get ready to check Ni VWR best content for United States right away, or after learning these important things about ni.vwr.com
VWR International, a global laboratory supplier and distributor of chemicals, life science products, consumables, equipment, instruments, furniture, e-commerce and services
Visit ni.vwr.comWe analyzed Ni.vwr.com page load time and found that the first response time was 49 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
ni.vwr.com performance score
name
value
score
weighting
Value2.5 s
68/100
10%
Value11.8 s
0/100
25%
Value6.0 s
46/100
10%
Value1,250 ms
19/100
30%
Value0.537
14/100
15%
Value10.2 s
25/100
10%
49 ms
182 ms
66 ms
23 ms
43 ms
Our browser made a total of 99 requests to load all elements on the main page. We found that 97% of them (96 requests) were addressed to the original Ni.vwr.com, 1% (1 request) were made to Cdn.auth0.com and 1% (1 request) were made to C.la2c1.salesforceliveagent.com. The less responsive or slowest element that took the longest time to load (665 ms) belongs to the original domain Ni.vwr.com.
Page size can be reduced by 320.6 kB (17%)
1.9 MB
1.6 MB
In fact, the total size of Ni.vwr.com main page is 1.9 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. 50% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 287.6 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 89.8 kB, which is 27% 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 287.6 kB or 87% of the original size.
Potential reduce by 370 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. Ni VWR images are well optimized though.
Potential reduce by 30.9 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 30.9 kB or 12% of the original size.
Potential reduce by 1.8 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. Ni.vwr.com has all CSS files already compressed.
Number of requests can be reduced by 21 (22%)
97
76
The browser has sent 97 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ni 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 13 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
ni.vwr.com
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ni.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.
ni.vwr.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
ni.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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ni.vwr.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 Ni.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.
ni.vwr.com
Open Graph description is not detected on the main page of Ni 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: