2.5 sec in total
371 ms
1.8 sec
282 ms
Visit crawfordscientific.com now to see the best up-to-date Crawfordscientific content for United States and also check out these interesting facts you probably never knew about crawfordscientific.com
Element, formerly Crawford Scientific, is the UK's premier supplier of chromatography products, training and technical services.
Visit crawfordscientific.comWe analyzed Crawfordscientific.com page load time and found that the first response time was 371 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.
crawfordscientific.com performance score
name
value
score
weighting
Value2.6 s
62/100
10%
Value3.4 s
68/100
25%
Value33.9 s
0/100
10%
Value64,150 ms
0/100
30%
Value0.02
100/100
15%
Value92.0 s
0/100
10%
371 ms
184 ms
183 ms
378 ms
268 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 97% of them (63 requests) were addressed to the original Crawfordscientific.com, 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (727 ms) belongs to the original domain Crawfordscientific.com.
Page size can be reduced by 429.6 kB (36%)
1.2 MB
770.4 kB
In fact, the total size of Crawfordscientific.com main page is 1.2 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. 45% of websites need less resources to load. Images take 696.8 kB which makes up the majority of the site volume.
Potential reduce by 114.2 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. 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 114.2 kB or 88% of the original size.
Potential reduce by 48.4 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. Crawfordscientific images are well optimized though.
Potential reduce by 247.8 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 247.8 kB or 71% of the original size.
Potential reduce by 19.1 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. Crawfordscientific.com needs all CSS files to be minified and compressed as it can save up to 19.1 kB or 85% of the original size.
Number of requests can be reduced by 33 (52%)
64
31
The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Crawfordscientific. 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 4 to 1 for CSS and as a result speed up the page load time.
crawfordscientific.com
371 ms
swfobject_modified.js
184 ms
crawford.css
183 ms
stm31.js
378 ms
stlib.js
268 ms
lib.js
271 ms
AC_RunActiveContent.js
270 ms
p7tpscripts.js
281 ms
jquery-latest.pack.js
551 ms
jquery.cookie.js
360 ms
p7HGMscripts.js
460 ms
p7hgm04.css
375 ms
p7IRM01.css
376 ms
p7IRMscripts.js
455 ms
wz_tooltip.js
553 ms
tip_balloon.js
459 ms
topMenu.js
288 ms
tree.js
390 ms
30year-banner.jpg
255 ms
Ecommerce_Button.png
175 ms
Investors_in_People_logo3.png
178 ms
Peto-Logo.jpg
184 ms
one-nucleus.jpg
264 ms
recycled.png
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Member-FSB-1-1.png
264 ms
donate-find-out-more.jpg
273 ms
Cancer-ResearchUK-Logo.jpg
369 ms
Craw-spacer.jpg
347 ms
index-browse-manufacturer.png
357 ms
index-browse-technique.png
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index-browse-tech-tips.png
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index-browse-chromac.png
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Merchandise-index-banner-1.jpg
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brochure-text-thb.jpg
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CS-anal-bro-Thb.jpg
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CS-consult-bro-Thb.jpg
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CS-sci-bro-Thb.jpg
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Biochromatography-columns-thb.jpg
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Agilent-selection-tools.jpg
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app-notes02.jpg
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bookSeminar_button02.jpg
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p7tp_10.css
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ga.js
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__utm.gif
24 ms
stemb.gif
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stemt.gif
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lb.gif
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rb.gif
175 ms
r.gif
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rt.gif
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t.gif
178 ms
lt.gif
178 ms
background.gif
192 ms
cstop_logo.jpg
270 ms
blank.gif
248 ms
sttree.js
245 ms
stapp.js
248 ms
bg_01.gif
89 ms
button_01.gif
89 ms
index-browse-manufacturer-roll.png
96 ms
index-browse-technique-roll.png
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index-browse-tech-tips-roll.png
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index-browse-chromac-roll.png
99 ms
crawfordscientific.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.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
crawfordscientific.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
crawfordscientific.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
EN
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Crawfordscientific.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 Crawfordscientific.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
crawfordscientific.com
Open Graph description is not detected on the main page of Crawfordscientific. 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: