20.1 sec in total
4.2 sec
15.6 sec
290 ms
Visit guidechem.com now to see the best up-to-date Guidechem content for China and also check out these interesting facts you probably never knew about guidechem.com
Guidechem B2B network offers global chemical market quotes and related information. Utilize our Chemical Search Engine to easily find desired data.
Visit guidechem.comWe analyzed Guidechem.com page load time and found that the first response time was 4.2 sec and then it took 15.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
guidechem.com performance score
name
value
score
weighting
Value4.0 s
23/100
10%
Value8.8 s
1/100
25%
Value11.9 s
4/100
10%
Value410 ms
66/100
30%
Value0.026
100/100
15%
Value9.2 s
32/100
10%
4212 ms
2984 ms
1026 ms
6990 ms
1502 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 47% of them (25 requests) were addressed to the original Guidechem.com, 30% (16 requests) were made to Imgen1.guidechem.com and 6% (3 requests) were made to Img1.guidechem.com. The less responsive or slowest element that took the longest time to load (10.5 sec) relates to the external source Imgen1.guidechem.com.
Page size can be reduced by 259.9 kB (26%)
1.0 MB
740.3 kB
In fact, the total size of Guidechem.com main page is 1.0 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. 20% of websites need less resources to load. Images take 753.4 kB which makes up the majority of the site volume.
Potential reduce by 62.4 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. 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 62.4 kB or 82% of the original size.
Potential reduce by 93.8 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. Obviously, Guidechem needs image optimization as it can save up to 93.8 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 73.2 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 73.2 kB or 56% of the original size.
Potential reduce by 30.5 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. Guidechem.com needs all CSS files to be minified and compressed as it can save up to 30.5 kB or 78% of the original size.
Number of requests can be reduced by 7 (14%)
51
44
The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Guidechem. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.
www.guidechem.com
4212 ms
base_index-new_.css
2984 ms
ff_img_.js
1026 ms
jquery_public_search_topsearch_.js
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index.js
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CN.gif
477 ms
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DE.gif
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IN.gif
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RU.gif
1973 ms
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BR.gif
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visitcount.js
1095 ms
adcount.js
3036 ms
stat.php
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5016 ms
guidechem.jpg
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msn.png
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skype.png
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btn.png
491 ms
icon.png
497 ms
topstate.jsp
350 ms
logo-new2.png
1397 ms
loginstate-new.jsp
358 ms
StatisticsServlet.do
374 ms
icon-share.png
502 ms
ga.js
65 ms
stat.htm
549 ms
core.php
1583 ms
goTop.gif
374 ms
__utm.gif
25 ms
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872 ms
app.gif
1182 ms
guidechem.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
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
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
Links do not have a discernible name
guidechem.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
Issues were logged in the Issues panel in Chrome Devtools
guidechem.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Guidechem.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 Guidechem.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.
guidechem.com
Open Graph description is not detected on the main page of Guidechem. 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: