Tools & Wizards About Us
chemistrysearch.co.uk screenshot

Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

chemistrysearch.co.uk

Healthcare Communications Recruitment - Chemistry

Page Load Speed

7.7 sec in total

First Response

240 ms

Resources Loaded

7.1 sec

Page Rendered

393 ms

chemistrysearch.co.uk screenshot

About Website

Click here to check amazing Chemistry Search content. Otherwise, check out these important facts you probably never knew about chemistrysearch.co.uk

Chemistry Search & Selection is a specialist healthcare and pharma communications recruitment consultancy - finding perfect job matches for clients and candidates.

Visit chemistrysearch.co.uk

Key Findings

We analyzed Chemistrysearch.co.uk page load time and found that the first response time was 240 ms and then it took 7.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

chemistrysearch.co.uk performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value13.2 s

0/100

25%

SI (Speed Index)

Value16.9 s

0/100

10%

TBT (Total Blocking Time)

Value1,250 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.527

14/100

15%

TTI (Time to Interactive)

Value16.9 s

5/100

10%

Network Requests Diagram

chemistrysearch.co.uk

240 ms

www.chemistrysearch.co.uk

2096 ms

styles.css

157 ms

search-filter.min.css

309 ms

main.css

388 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 65% of them (39 requests) were addressed to the original Chemistrysearch.co.uk, 8% (5 requests) were made to Use.typekit.net and 8% (5 requests) were made to Gstatic.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Chemistrysearch.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 37.6 kB (3%)

Content Size

1.1 MB

After Optimization

1.1 MB

  • Images
  • JavaScript
  • CSS

In fact, the total size of Chemistrysearch.co.uk main page is 1.1 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. 55% of websites need less resources to load. Images take 779.4 kB which makes up the majority of the site volume.

HTML Optimization

-0%

Potential reduce by -8 B

  • Original 0 B

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. This web page is already compressed.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 779.4 kB
  • After minification 779.4 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. Chemistry Search images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 34.4 kB

  • Original 313.8 kB
  • After minification 313.8 kB
  • After compression 279.4 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 34.4 kB or 11% of the original size.

CSS Optimization

-6%

Potential reduce by 3.2 kB

  • Original 56.5 kB
  • After minification 56.5 kB
  • After compression 53.3 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. Chemistrysearch.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 28 (56%)

Requests Now

50

After Optimization

22

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chemistry Search. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

chemistrysearch.co.uk

chemistrysearch.co.uk

240 ms

www.chemistrysearch.co.uk

www.chemistrysearch.co.uk

2096 ms

styles.css

styles.css

157 ms

search-filter.min.css

search-filter.min.css

309 ms

main.css

main.css

388 ms

jquery-3.5.1.min.js

jquery-3.5.1.min.js

13 ms

search-filter-build.min.js

search-filter-build.min.js

390 ms

chosen.jquery.min.js

chosen.jquery.min.js

313 ms

index.js

index.js

239 ms

index.js

index.js

161 ms

core.min.js

core.min.js

240 ms

datepicker.min.js

datepicker.min.js

503 ms

plugins.js

plugins.js

319 ms

slick.min.js

slick.min.js

398 ms

main.js

main.js

321 ms

api.js

api.js

69 ms

wp-polyfill-inert.min.js

wp-polyfill-inert.min.js

390 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

392 ms

wp-polyfill.min.js

wp-polyfill.min.js

551 ms

index.js

index.js

401 ms

hkg6ojp.css

hkg6ojp.css

89 ms

fontawesome.min.css

fontawesome.min.css

312 ms

brands.min.css

brands.min.css

279 ms

solid.min.css

solid.min.css

165 ms

p.css

p.css

21 ms

ga.js

ga.js

101 ms

chemistry-logo.svg

chemistry-logo.svg

100 ms

home-bg-1440x650.jpg

home-bg-1440x650.jpg

459 ms

home-2-1298x650.jpg

home-2-1298x650.jpg

480 ms

for-clients-1304x650.jpg

for-clients-1304x650.jpg

468 ms

for-candidates-1276x650.jpg

for-candidates-1276x650.jpg

338 ms

icon-communications.svg

icon-communications.svg

198 ms

icon-medical-education.svg

icon-medical-education.svg

186 ms

icon-digital.svg

icon-digital.svg

286 ms

icon-advertising.svg

icon-advertising.svg

317 ms

icon-public-affairs.svg

icon-public-affairs.svg

348 ms

icon-market-research.svg

icon-market-research.svg

357 ms

icon-in-house.svg

icon-in-house.svg

404 ms

icon-freelance.svg

icon-freelance.svg

420 ms

home-1.jpg

home-1.jpg

745 ms

home-2.jpg

home-2.jpg

792 ms

icon-linkedin.svg

icon-linkedin.svg

499 ms

icon-twitter.svg

icon-twitter.svg

536 ms

recaptcha__en.js

recaptcha__en.js

87 ms

d

d

15 ms

d

d

31 ms

d

d

36 ms

d

d

60 ms

fa-solid-900.ttf

fa-solid-900.ttf

1028 ms

__utm.gif

__utm.gif

14 ms

anchor

anchor

37 ms

styles__ltr.css

styles__ltr.css

4 ms

recaptcha__en.js

recaptcha__en.js

11 ms

K1x6b-2KMXAL0IlzeahUAOCVah6M7Udib3NOSV9xjhQ.js

K1x6b-2KMXAL0IlzeahUAOCVah6M7Udib3NOSV9xjhQ.js

34 ms

webworker.js

webworker.js

60 ms

logo_48.png

logo_48.png

22 ms

KFOmCnqEu92Fr1Mu4mxPKTU1Kg.ttf

KFOmCnqEu92Fr1Mu4mxPKTU1Kg.ttf

37 ms

KFOlCnqEu92Fr1MmEU9fBBc9AMP6lQ.ttf

KFOlCnqEu92Fr1MmEU9fBBc9AMP6lQ.ttf

37 ms

KFOlCnqEu92Fr1MmYUtfBBc9AMP6lQ.ttf

KFOlCnqEu92Fr1MmYUtfBBc9AMP6lQ.ttf

39 ms

recaptcha__en.js

recaptcha__en.js

30 ms

Accessibility Review

chemistrysearch.co.uk accessibility score

86

Accessibility Issues

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

chemistrysearch.co.uk 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

SEO Factors

chemistrysearch.co.uk SEO score

93

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chemistrysearch.co.uk 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 Chemistrysearch.co.uk main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

chemistrysearch.co.uk

Open Graph description is not detected on the main page of Chemistry Search. 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: