Tools & Wizards About Us

Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

worldchemweb.com

World of Chemicals -- Global Chemical portal and Chemical Search Engine WorldChemWeb.com

Page Load Speed

10.9 sec in total

First Response

631 ms

Resources Loaded

10.2 sec

Page Rendered

73 ms

About Website

Click here to check amazing World Chem Web content. Otherwise, check out these important facts you probably never knew about worldchemweb.com

WorldChemWeb.com: trade chemicals and negotiate deals through the Global Chemical Exchange; search FREE directory and database of chemicals and chemical manufacturers; distribute your offers or demand...

Visit worldchemweb.com

Key Findings

We analyzed Worldchemweb.com page load time and found that the first response time was 631 ms and then it took 10.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

worldchemweb.com performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value1.9 s

98/100

25%

SI (Speed Index)

Value1.7 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.4 s

100/100

10%

Network Requests Diagram

worldchemweb.com

631 ms

style.css

78 ms

jquery-1.2.6.min.js

224 ms

Search.js

149 ms

stat.aspx

892 ms

Our browser made a total of 12 requests to load all elements on the main page. We found that 83% of them (10 requests) were addressed to the original Worldchemweb.com, 8% (1 request) were made to Counter.worldchemweb.com and 8% (1 request) were made to Count24.51yes.com. The less responsive or slowest element that took the longest time to load (9.6 sec) relates to the external source Count24.51yes.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 10.8 kB (34%)

Content Size

31.5 kB

After Optimization

20.7 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Worldchemweb.com main page is 31.5 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. Only 10% of websites need less resources to load. Javascripts take 21.9 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 5.2 kB

  • Original 7.7 kB
  • After minification 7.1 kB
  • After compression 2.5 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 5.2 kB or 68% of the original size.

JavaScript Optimization

-23%

Potential reduce by 5.0 kB

  • Original 21.9 kB
  • After minification 21.8 kB
  • After compression 16.9 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 5.0 kB or 23% of the original size.

CSS Optimization

-28%

Potential reduce by 512 B

  • Original 1.8 kB
  • After minification 1.8 kB
  • After compression 1.3 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. Worldchemweb.com needs all CSS files to be minified and compressed as it can save up to 512 B or 28% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

9

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of World Chem Web. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

worldchemweb.com accessibility score

76

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

High

<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

High

Form elements do not have associated labels

Best Practices

worldchemweb.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

worldchemweb.com SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Worldchemweb.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 Worldchemweb.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.

Social Sharing Optimization

Open Graph description is not detected on the main page of World Chem Web. 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: