Tools & Wizards About Us
abcr.de screenshot

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

abcr.de

Specialty chemicals for research & development – abcr Gute Chemie

Page Load Speed

6.1 sec in total

First Response

318 ms

Resources Loaded

5.2 sec

Page Rendered

550 ms

abcr.de screenshot

About Website

Welcome to abcr.de homepage info - get ready to check Abcr best content for Russia right away, or after learning these important things about abcr.de

abcr. Gute Chemie is your full-service provider for speciality chemicals. Sales, Production, R&D from a single source. Online catalogue with more than 400,000 products.

Visit abcr.de

Key Findings

We analyzed Abcr.de page load time and found that the first response time was 318 ms and then it took 5.7 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

abcr.de performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

43/100

10%

LCP (Largest Contentful Paint)

Value19.5 s

0/100

25%

SI (Speed Index)

Value14.5 s

1/100

10%

TBT (Total Blocking Time)

Value4,400 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.053

98/100

15%

TTI (Time to Interactive)

Value25.9 s

0/100

10%

Network Requests Diagram

abcr.de

318 ms

abcr.com

2082 ms

bbb6bbd3816533a3b890bf147d21b668.css

322 ms

styles-l.css

397 ms

require.js

389 ms

Our browser made a total of 114 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Abcr.de, 97% (111 requests) were made to Abcr.com and 2% (2 requests) were made to App.usercentrics.eu. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source Abcr.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (37%)

Content Size

2.9 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Abcr.de main page is 2.9 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. 65% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 145.7 kB

  • Original 166.4 kB
  • After minification 158.6 kB
  • After compression 20.7 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 145.7 kB or 88% of the original size.

Image Optimization

-38%

Potential reduce by 912.9 kB

  • Original 2.4 MB
  • After minification 1.5 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. Obviously, Abcr needs image optimization as it can save up to 912.9 kB or 38% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 205.6 kB
  • After minification 205.6 kB
  • After compression 205.6 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

-2%

Potential reduce by 2.3 kB

  • Original 127.4 kB
  • After minification 127.4 kB
  • After compression 125.1 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. Abcr.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 43 (40%)

Requests Now

108

After Optimization

65

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 108 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Abcr. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

abcr.de

abcr.de

318 ms

abcr.com

abcr.com

2082 ms

bbb6bbd3816533a3b890bf147d21b668.css

bbb6bbd3816533a3b890bf147d21b668.css

322 ms

styles-l.css

styles-l.css

397 ms

require.js

require.js

389 ms

mixins.js

mixins.js

295 ms

requirejs-config.js

requirejs-config.js

288 ms

canvas2svg.js

canvas2svg.js

289 ms

iceditjs.config.js

iceditjs.config.js

382 ms

iceditjs.nocache.js

iceditjs.nocache.js

384 ms

loader.js

loader.js

18 ms

index.js

index.js

387 ms

logo.png

logo.png

103 ms

catalysts-ligands-icon.jpg

catalysts-ligands-icon.jpg

101 ms

reagents-chemical-synthesis-icon.jpg

reagents-chemical-synthesis-icon.jpg

104 ms

life-science-biochemistry-icon.jpg

life-science-biochemistry-icon.jpg

102 ms

analytical-chemistry-icon.jpg

analytical-chemistry-icon.jpg

103 ms

chromatography-separation-icon.jpg

chromatography-separation-icon.jpg

105 ms

material-science-icon.jpg

material-science-icon.jpg

206 ms

building-blocks-icon.jpg

building-blocks-icon.jpg

205 ms

surface-technology-icon.jpg

surface-technology-icon.jpg

202 ms

energy-energetic-materials-icon.jpg

energy-energetic-materials-icon.jpg

202 ms

electronics-icon.jpg

electronics-icon.jpg

205 ms

silanes-siloxanes-icon.jpg

silanes-siloxanes-icon.jpg

206 ms

chiral-compounds-icon.jpg

chiral-compounds-icon.jpg

287 ms

specialty-gases-icon.jpg

specialty-gases-icon.jpg

288 ms

metal-compounds-icon.jpg

metal-compounds-icon.jpg

287 ms

pharma-icon.jpg

pharma-icon.jpg

289 ms

agrochemicals-crop-science-icon.jpg

agrochemicals-crop-science-icon.jpg

290 ms

chemical-industry-icon.jpg

chemical-industry-icon.jpg

287 ms

rubber-plastics-icon.jpg

rubber-plastics-icon.jpg

382 ms

inorganic-chemistry-icon.jpg

inorganic-chemistry-icon.jpg

381 ms

equipment-chemistry-icon.jpg

equipment-chemistry-icon.jpg

383 ms

abcr-hoganas-cooperation.jpg

abcr-hoganas-cooperation.jpg

472 ms

abcr-service-lab-custom-synthesis.jpg

abcr-service-lab-custom-synthesis.jpg

382 ms

abcr-enzymicals-cooperation.jpg

abcr-enzymicals-cooperation.jpg

475 ms

RZ_FLY_abcr-service-lab_Produkte-6-1.png

RZ_FLY_abcr-service-lab_Produkte-6-1.png

662 ms

NEWS-BFM.png

NEWS-BFM.png

569 ms

abcr-care-chemistry-service.jpg

abcr-care-chemistry-service.jpg

566 ms

abcr-career-job-ads.jpg

abcr-career-job-ads.jpg

570 ms

News-abcr-Happy-Birthday.jpg

News-abcr-Happy-Birthday.jpg

752 ms

wasserdreinull-water-removing-microplastics.jpg

wasserdreinull-water-removing-microplastics.jpg

570 ms

abcr-pharma-innovations.jpg

abcr-pharma-innovations.jpg

661 ms

exhibition-geco-2023-news.jpg

exhibition-geco-2023-news.jpg

757 ms

abcr-wasserdreinull-innovationspreis-2022.png

abcr-wasserdreinull-innovationspreis-2022.png

1044 ms

RZ_FLY_abcr-service-lab_Produkte-8-1.png

RZ_FLY_abcr-service-lab_Produkte-8-1.png

759 ms

exhibition_euchems-2024_news.jpg

exhibition_euchems-2024_news.jpg

756 ms

bundle.js

bundle.js

16 ms

abcr-life-science-med-chem-building-blocks.jpg

abcr-life-science-med-chem-building-blocks.jpg

748 ms

abcr_iconfont.woff

abcr_iconfont.woff

750 ms

universltstd-light.woff

universltstd-light.woff

762 ms

RZ_Icon-Catalogue.jpg

RZ_Icon-Catalogue.jpg

761 ms

RZ_Icon-Bulk-Sourcing.jpg

RZ_Icon-Bulk-Sourcing.jpg

760 ms

RZ_Icon-abcr-service-lab.jpg

RZ_Icon-abcr-service-lab.jpg

760 ms

gebinde_footer.png

gebinde_footer.png

810 ms

jquery.js

jquery.js

859 ms

slick.js

slick.js

885 ms

abcr-care-chemistry-service-d.jpg

abcr-care-chemistry-service-d.jpg

746 ms

abcr-uk-subsidiary-d.jpg

abcr-uk-subsidiary-d.jpg

749 ms

abcr-service-lab-d.jpg

abcr-service-lab-d.jpg

837 ms

A5FC2BE0A439DB0C9616213B9AA93784.cache.html

A5FC2BE0A439DB0C9616213B9AA93784.cache.html

1196 ms

domReady.js

domReady.js

850 ms

abcr-france-subsidiary-d.jpg

abcr-france-subsidiary-d.jpg

850 ms

clear.png

clear.png

96 ms

undo.png

undo.png

95 ms

redo.png

redo.png

99 ms

delete.png

delete.png

97 ms

select.png

select.png

99 ms

select_object.png

select_object.png

100 ms

rotate.png

rotate.png

188 ms

bracket.png

bracket.png

189 ms

info.png

info.png

189 ms

logo.png

logo.png

189 ms

cyclopropane.png

cyclopropane.png

191 ms

cyclobutane.png

cyclobutane.png

190 ms

cyclopentane.png

cyclopentane.png

281 ms

cyclopentane2.png

cyclopentane2.png

281 ms

cyclopentane1.png

cyclopentane1.png

281 ms

cyclopentane3.png

cyclopentane3.png

282 ms

cyclopentadiene.png

cyclopentadiene.png

283 ms

cyclopentadiene1.png

cyclopentadiene1.png

283 ms

cyclohexane.png

cyclohexane.png

373 ms

benzene.png

benzene.png

374 ms

cycloheptane.png

cycloheptane.png

375 ms

cyclooctane.png

cyclooctane.png

374 ms

singlebond.png

singlebond.png

377 ms

doublebond.png

doublebond.png

377 ms

triplebond.png

triplebond.png

468 ms

upbond.png

upbond.png

467 ms

downbond.png

downbond.png

468 ms

chain.png

chain.png

468 ms

edit_bond.png

edit_bond.png

470 ms

edit-atom.png

edit-atom.png

470 ms

p-table.png

p-table.png

559 ms

rgroup.png

rgroup.png

560 ms

removergroup.png

removergroup.png

561 ms

mapping.png

mapping.png

561 ms

removemapping.png

removemapping.png

562 ms

line.png

line.png

552 ms

rxncentermakebreak.svg

rxncentermakebreak.svg

568 ms

rxnnotcenter.svg

rxnnotcenter.svg

566 ms

rxnresetcenter.svg

rxnresetcenter.svg

568 ms

bold.png

bold.png

561 ms

italic.png

italic.png

566 ms

subscript.png

subscript.png

566 ms

superscript.png

superscript.png

566 ms

align_left.png

align_left.png

566 ms

align_center.png

align_center.png

567 ms

align_right.png

align_right.png

567 ms

omega.svg

omega.svg

567 ms

star.png

star.png

569 ms

AboutInfochem.jpg

AboutInfochem.jpg

568 ms

drag-and-drop-watermark.png

drag-and-drop-watermark.png

566 ms

print.css

print.css

98 ms

Accessibility Review

abcr.de accessibility score

74

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

button, link, and menuitem elements do not have accessible names.

High

[role]s do not have all required [aria-*] attributes

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

abcr.de best practices score

83

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

Page has valid source maps

SEO Factors

abcr.de SEO score

80

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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 Abcr.de 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 Abcr.de 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

abcr.de

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