1.8 sec in total
177 ms
1.4 sec
232 ms
Welcome to usrearchchemsupplies.com homepage info - get ready to check Usrearchchemsupplies best content right away, or after learning these important things about usrearchchemsupplies.com
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Visit usrearchchemsupplies.comWe analyzed Usrearchchemsupplies.com page load time and found that the first response time was 177 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
usrearchchemsupplies.com performance score
name
value
score
weighting
Value0.8 s
100/100
10%
Value0.8 s
100/100
25%
Value0.8 s
100/100
10%
Value110 ms
98/100
30%
Value0.096
91/100
15%
Value1.1 s
100/100
10%
177 ms
299 ms
167 ms
149 ms
195 ms
Our browser made a total of 67 requests to load all elements on the main page. We found that 81% of them (54 requests) were addressed to the original Usrearchchemsupplies.com, 9% (6 requests) were made to Sites.yext.com and 3% (2 requests) were made to Pl.yext.com. The less responsive or slowest element that took the longest time to load (790 ms) belongs to the original domain Usrearchchemsupplies.com.
Page size can be reduced by 331.1 kB (40%)
837.3 kB
506.2 kB
In fact, the total size of Usrearchchemsupplies.com main page is 837.3 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. 35% of websites need less resources to load. Images take 510.1 kB which makes up the majority of the site volume.
Potential reduce by 53.3 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 53.3 kB or 82% of the original size.
Potential reduce by 97.1 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. Obviously, Usrearchchemsupplies needs image optimization as it can save up to 97.1 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 180.6 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 180.6 kB or 69% of the original size.
Number of requests can be reduced by 18 (27%)
66
48
The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Usrearchchemsupplies. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and as a result speed up the page load time.
usrearchchemsupplies.com
177 ms
jquery-1.7.2.min.js
299 ms
jquery.ui.effect.min.js
167 ms
jquery.ui.effect-blind.min.js
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jquery.ui.effect-bounce.min.js
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jquery.ui.effect-clip.min.js
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jquery.ui.effect-drop.min.js
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jquery.ui.effect-fade.min.js
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jquery.ui.effect-fold.min.js
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jquery.ui.effect-scale.min.js
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jquery.ui.effect-slide.min.js
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wb.slideshow.min.js
316 ms
86497-menu.js
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88949-calendar.js
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atrk.js
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images.jpg
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Capture.PNG
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images%20%281%29.jpg
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download.jpg
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Capture3.PNG
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img0001.png
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research-chemicals.jpg
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Capture5.PNG
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img0002.png
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research%20chem.png
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Pento.PNG
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1-%285-fluoropentyl%29-3-%282-iodobenzoyl%29indole%2C%20AM-694.jpg
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AM-2233.jpg
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ephedrine-hcl.jpg
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ketamine2d.jpg
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methylone.jpg
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MAM-2201.jpg
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Phenazepam.jpg
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AM-1248.jpg
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Butylone%20-%20bk-MBDB.jpg
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img0036_over.gif
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ajax-loader.gif
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jquery-1.10.2.min.js
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plpixel
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img0040.gif
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plpixel
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tracking.js
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atrk.gif
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test.png
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fotorama-4.4.4.js
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script_data.js
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img0041_over.gif
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usrearchchemsupplies.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.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
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.
usrearchchemsupplies.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
usrearchchemsupplies.com SEO score
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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Usrearchchemsupplies.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 Usrearchchemsupplies.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.
usrearchchemsupplies.com
Open Graph description is not detected on the main page of Usrearchchemsupplies. 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: