Tools & Wizards About Us
chemviron.eu screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

chemviron.eu

The Purification Solutions Provider

Page Load Speed

5.4 sec in total

First Response

250 ms

Resources Loaded

3.3 sec

Page Rendered

1.8 sec

chemviron.eu screenshot

About Website

Welcome to chemviron.eu homepage info - get ready to check Chemviron best content right away, or after learning these important things about chemviron.eu

Chemviron is a recognised leader in the activated carbon, reactivation, and filter aids industry for liquid and vapour phase applications.

Visit chemviron.eu

Key Findings

We analyzed Chemviron.eu page load time and found that the first response time was 250 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

chemviron.eu performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

22/100

10%

LCP (Largest Contentful Paint)

Value9.4 s

1/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value350 ms

73/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value14.0 s

10/100

10%

Network Requests Diagram

chemviron.eu

250 ms

www.chemviron.eu

1627 ms

A.animations.css,qver=3.0.11.pagespeed.cf.OfRiS-fk6o.css

157 ms

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238 ms

A.search-filter.min.css,qver=2.5.19.pagespeed.cf.v7qrIYDeo1.css

240 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 76% of them (68 requests) were addressed to the original Chemviron.eu, 20% (18 requests) were made to Fonts.gstatic.com and 1% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Chemviron.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 237.7 kB (12%)

Content Size

2.1 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chemviron.eu main page is 2.1 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. 70% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 172.0 kB

  • Original 247.5 kB
  • After minification 247.2 kB
  • After compression 75.4 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 172.0 kB or 70% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 1.3 MB
  • After minification 1.3 MB

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. Chemviron images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 40.6 kB

  • Original 267.6 kB
  • After minification 265.7 kB
  • After compression 227.0 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 40.6 kB or 15% of the original size.

CSS Optimization

-12%

Potential reduce by 25.1 kB

  • Original 208.0 kB
  • After minification 208.0 kB
  • After compression 182.9 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. Chemviron.eu needs all CSS files to be minified and compressed as it can save up to 25.1 kB or 12% of the original size.

Requests Breakdown

Number of requests can be reduced by 54 (79%)

Requests Now

68

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chemviron. 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 from 37 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

chemviron.eu

chemviron.eu

250 ms

www.chemviron.eu

www.chemviron.eu

1627 ms

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Accessibility Review

chemviron.eu accessibility score

90

Accessibility Issues

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

High

ARIA IDs are not unique

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

High

Links do not have a discernible name

Best Practices

chemviron.eu best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

chemviron.eu SEO score

82

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chemviron.eu can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Chemviron.eu 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

chemviron.eu

Open Graph data is detected on the main page of Chemviron. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: