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chemfaces.com screenshot

Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 42

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

chemfaces.com

ChemFaces is a professional high-purity natural products manufacturer | Manufacturer ChemFaces

Page Load Speed

3.9 sec in total

First Response

408 ms

Resources Loaded

2.6 sec

Page Rendered

922 ms

chemfaces.com screenshot

About Website

Welcome to chemfaces.com homepage info - get ready to check Chem Faces best content for India right away, or after learning these important things about chemfaces.com

ChemFaces, as the high-quality natural product research & development enterprise, we are committed to providing a variety of different specifications of natural products to worldwide scientific resear...

Visit chemfaces.com

Key Findings

We analyzed Chemfaces.com page load time and found that the first response time was 408 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

chemfaces.com performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

95/100

10%

LCP (Largest Contentful Paint)

Value1.6 s

99/100

25%

SI (Speed Index)

Value2.0 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.036

100/100

15%

TTI (Time to Interactive)

Value1.6 s

100/100

10%

Network Requests Diagram

chemfaces.com

408 ms

chemfaces.com

1043 ms

pageindex.css

219 ms

purchased.js

231 ms

logo.gif

81 ms

Our browser made a total of 13 requests to load all elements on the main page. We found that all of those requests were addressed to Chemfaces.com and no external sources were called. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Chemfaces.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 304.8 kB (45%)

Content Size

671.1 kB

After Optimization

366.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chemfaces.com main page is 671.1 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. 20% of websites need less resources to load. HTML takes 349.3 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 299.5 kB

  • Original 349.3 kB
  • After minification 342.3 kB
  • After compression 49.8 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 299.5 kB or 86% of the original size.

Image Optimization

-1%

Potential reduce by 4.2 kB

  • Original 318.6 kB
  • After minification 314.4 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. Chem Faces images are well optimized though.

JavaScript Optimization

-32%

Potential reduce by 429 B

  • Original 1.3 kB
  • After minification 1.3 kB
  • After compression 902 B

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 429 B or 32% of the original size.

CSS Optimization

-35%

Potential reduce by 637 B

  • Original 1.8 kB
  • After minification 1.8 kB
  • After compression 1.2 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. Chemfaces.com needs all CSS files to be minified and compressed as it can save up to 637 B or 35% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

11

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chem Faces. According to our analytics all requests are already optimized.

Network Requests Diagram

chemfaces.com

chemfaces.com

408 ms

chemfaces.com

chemfaces.com

1043 ms

pageindex.css

pageindex.css

219 ms

purchased.js

purchased.js

231 ms

logo.gif

logo.gif

81 ms

ref_cite.jpg

ref_cite.jpg

597 ms

Tomatidine-296.gif

Tomatidine-296.gif

873 ms

641.jpg

641.jpg

1570 ms

Ergosterol-peroxide-295.gif

Ergosterol-peroxide-295.gif

484 ms

657.jpg

657.jpg

616 ms

Cycloartanol-120.gif

Cycloartanol-120.gif

773 ms

687.jpg

687.jpg

649 ms

icon.gif

icon.gif

686 ms

Accessibility Review

chemfaces.com accessibility score

42

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

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

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

chemfaces.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

chemfaces.com SEO score

91

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

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

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 Chemfaces.com 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 Chemfaces.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

chemfaces.com

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