2.3 sec in total
222 ms
1.9 sec
193 ms
Welcome to coleparmer.com homepage info - get ready to check Cole Parmer best content for United States right away, or after learning these important things about coleparmer.com
Cole-Parmer, an Antylia Scientific company, provides the widest range of lab equipment and supplies for pharmaceutical, biopharma, healthcare, and environmental.
Visit coleparmer.comWe analyzed Coleparmer.com page load time and found that the first response time was 222 ms and then it took 2.1 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.
coleparmer.com performance score
name
value
score
weighting
Value3.3 s
40/100
10%
Value10.4 s
0/100
25%
Value9.6 s
11/100
10%
Value9,450 ms
0/100
30%
Value0.27
45/100
15%
Value24.3 s
0/100
10%
222 ms
567 ms
159 ms
1155 ms
196 ms
Our browser made a total of 84 requests to load all elements on the main page. We found that 44% of them (37 requests) were addressed to the original Coleparmer.com, 25% (21 requests) were made to Static.coleparmer.com and 5% (4 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Coleparmer.com.
Page size can be reduced by 341.7 kB (41%)
843.7 kB
502.0 kB
In fact, the total size of Coleparmer.com main page is 843.7 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. 50% of websites need less resources to load. Images take 420.7 kB which makes up the majority of the site volume.
Potential reduce by 102.4 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 33.1 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 102.4 kB or 84% of the original size.
Potential reduce by 35.8 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. Cole Parmer images are well optimized though.
Potential reduce by 168.8 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 168.8 kB or 64% of the original size.
Potential reduce by 34.7 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. Coleparmer.com needs all CSS files to be minified and compressed as it can save up to 34.7 kB or 87% of the original size.
Number of requests can be reduced by 38 (48%)
80
42
The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cole Parmer. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
www.coleparmer.com
222 ms
JqueryUICSS
567 ms
CSS
159 ms
jquery
1155 ms
jqueryui
196 ms
css
24 ms
HomePage_slideshow.css
62 ms
ColeParmer.css
86 ms
HomePage_slideshow.js
91 ms
WebResource.axd
118 ms
ScriptResource.axd
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ScriptResource.axd
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ScriptResource.axd
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getSeal
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Scripts
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ScriptResource.axd
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ScriptResource.axd
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ScriptResource.axd
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grey-wht-gradient_1-36pxl.jpg
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gtm.js
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CPlogo-200-46.gif
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gel-bkdg-grey.jpeg
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btn_shopall.png
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arrow_left_menu.gif
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sm_twitter.jpeg
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sm_youtube.jpeg
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sm_CPblog.jpeg
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conversion_async.js
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analytics.js
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lfx.js
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ytc.js
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7072.js
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ColeParmer_Print.css
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linkid.js
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ec.js
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bc.pv
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svrGP
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collect
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bf.php
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browser_update.min.js
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coleparmer.com 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
[role] values are not valid
ARIA IDs are not unique
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
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
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
coleparmer.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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
coleparmer.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Coleparmer.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Coleparmer.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.
coleparmer.com
Open Graph description is not detected on the main page of Cole Parmer. 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: