Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

sartorius.us

Sartorius | Biopharma, Laboratory, Applied & Life Sciences

Page Load Speed

4.6 sec in total

First Response

404 ms

Resources Loaded

3.7 sec

Page Rendered

468 ms

sartorius.us screenshot

About Website

Welcome to sartorius.us homepage info - get ready to check Sartorius best content for United States right away, or after learning these important things about sartorius.us

Sartorius offers solutions for the biopharmaceutical industry and laboratories, from drug discovery and development to production platforms for biomanufacturing.

Visit sartorius.us

Key Findings

We analyzed Sartorius.us page load time and found that the first response time was 404 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

sartorius.us performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

6/100

10%

LCP (Largest Contentful Paint)

Value14.6 s

0/100

25%

SI (Speed Index)

Value39.9 s

0/100

10%

TBT (Total Blocking Time)

Value62,280 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value78.4 s

0/100

10%

Network Requests Diagram

www.sartorius.us

404 ms

us-en

367 ms

en

514 ms

ruxitagentjs_ICA2Vfhjqrux_10249220905100923.js

68 ms

styles-415206-93.css

340 ms

Our browser made a total of 93 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Sartorius.us, 99% (92 requests) were made to Sartorius.com. The less responsive or slowest element that took the longest time to load (711 ms) relates to the external source Sartorius.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 188.5 kB (86%)

Content Size

218.3 kB

After Optimization

29.8 kB

In fact, the total size of Sartorius.us main page is 218.3 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 a small number of websites need less resources to load. HTML takes 218.3 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 188.5 kB

  • Original 218.3 kB
  • After minification 217.0 kB
  • After compression 29.8 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 188.5 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 83 (97%)

Requests Now

86

After Optimization

3

The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sartorius. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 81 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

sartorius.us accessibility score

91

Accessibility Issues

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

sartorius.us best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

sartorius.us SEO score

83

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

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 Sartorius.us 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 Sartorius.us 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 Sartorius. 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: