Access cellchem.co.za. Home | Cell-Chem | Food Flavours, Modified Starches, Colouring and More

name

value

score

weighting

FCP (First Contentful Paint)

Value21.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value24.2 s

0/100

25%

SI (Speed Index)

Value33.4 s

0/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.113

86/100

15%

TTI (Time to Interactive)

Value21.2 s

1/100

10%

cellchem.co.za

1094 ms

ajax-progress.module.css

302 ms

align.module.css

594 ms

autocomplete-loading.module.css

598 ms

fieldgroup.module.css

608 ms

Our browser made a total of 124 requests to load all elements on the main page. We found that 95% of them (118 requests) were addressed to the original Cellchem.co.za, 2% (3 requests) were made to Use.fontawesome.com and 2% (2 requests) were made to Stackpath.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (3.1 sec) belongs to the original domain Cellchem.co.za.

Content Size

1.4 MB

After Optimization

1.3 MB

In fact, the total size of Cellchem.co.za main page is 1.4 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. 40% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 22.0 kB

Original 27.8 kB
After minification 25.8 kB
After compression 5.8 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 22.0 kB or 79% of the original size.

Image Optimization

-2%

Potential reduce by 19.0 kB

Original 1.2 MB
After minification 1.2 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. Cell Chem images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.0 kB

Original 79.8 kB
After minification 79.8 kB
After compression 78.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-18%

Potential reduce by 7.1 kB

Original 39.3 kB
After minification 37.3 kB
After compression 32.2 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. Cellchem.co.za needs all CSS files to be minified and compressed as it can save up to 7.1 kB or 18% of the original size.

Requests Now

120

After Optimization

The browser has sent 120 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cell Chem. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 77 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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.

High

Image elements do not have [alt] attributes

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

High

Links are not crawlable

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/).

High

Document uses legible font sizes

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 Cellchem.co.za 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 Cellchem.co.za 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

cellchem.co.za

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Home | Cell-Chem | Food Flavours, Modified Starches, Colouring and More

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

cellchem.co.za

ajax-progress.module.css

align.module.css

autocomplete-loading.module.css

fieldgroup.module.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

cellchem.co.za

ajax-progress.module.css

align.module.css

autocomplete-loading.module.css

fieldgroup.module.css

container-inline.module.css

clearfix.module.css

details.module.css

hidden.module.css

item-list.module.css

js.module.css

nowrap.module.css

position-container.module.css

progress.module.css

reset-appearance.module.css

resize.module.css

sticky-header.module.css

system-status-counter.css

system-status-report-counters.css

system-status-report-general-info.css

tabledrag.module.css

tablesort.module.css

tree-child.module.css

onecol.css

user.css

progress.css

node.css

affix.css

alerts.css

book.css

comments.css

contextual.css

feed-icon.css

field.css

header.css

help.css

bootstrap.min.css

all.css

popper.min.js

bootstrap.min.js

icons.css

image-button.css

item-list.css