Tools & Wizards About Us
scbt.com screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 57

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

scbt.com

Antibodies, Gene Editors, Chemicals & Lab Supplies For Research

Page Load Speed

1.4 sec in total

First Response

135 ms

Resources Loaded

938 ms

Page Rendered

355 ms

scbt.com screenshot

About Website

Visit scbt.com now to see the best up-to-date Scbt content for China and also check out these interesting facts you probably never knew about scbt.com

SCBT is a leading producer of monoclonal antibodies, RNAi, CRISPR KO/Activation products and chemicals for research. Cited in over 360,693 publications.

Visit scbt.com

Key Findings

We analyzed Scbt.com page load time and found that the first response time was 135 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

scbt.com performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

46/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value1,080 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.183

66/100

15%

TTI (Time to Interactive)

Value12.5 s

14/100

10%

Network Requests Diagram

scbt.com

135 ms

scbt.com

27 ms

www.scbt.com

107 ms

home

504 ms

common-font.css

37 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 68% of them (26 requests) were addressed to the original Scbt.com, 32% (12 requests) were made to Media.scbt.com. The less responsive or slowest element that took the longest time to load (504 ms) belongs to the original domain Scbt.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 135.5 kB (8%)

Content Size

1.8 MB

After Optimization

1.6 MB

  • HTML
  • Images

In fact, the total size of Scbt.com main page is 1.8 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 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 132.4 kB

  • Original 173.4 kB
  • After minification 173.4 kB
  • After compression 41.0 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 132.4 kB or 76% of the original size.

Image Optimization

-0%

Potential reduce by 3.1 kB

  • Original 1.6 MB
  • After minification 1.6 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. Scbt images are well optimized though.

Requests Breakdown

Number of requests can be reduced by 20 (59%)

Requests Now

34

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Scbt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

scbt.com

scbt.com

135 ms

scbt.com

scbt.com

27 ms

www.scbt.com

www.scbt.com

107 ms

home

home

504 ms

common-font.css

common-font.css

37 ms

scbt-font.css

scbt-font.css

31 ms

15210a52ba9193ca.css

15210a52ba9193ca.css

51 ms

225708599065ffd1.css

225708599065ffd1.css

50 ms

21d395e537418838.css

21d395e537418838.css

33 ms

fc9606e71b5d2f4a.css

fc9606e71b5d2f4a.css

53 ms

c7286a421f02e07e.css

c7286a421f02e07e.css

55 ms

70ddee5f3879679a.css

70ddee5f3879679a.css

54 ms

polyfills-78c92fac7aa8fdd8.js

polyfills-78c92fac7aa8fdd8.js

69 ms

6332.e92acc9ad90d5c84.js

6332.e92acc9ad90d5c84.js

89 ms

8407-194832cc54ff5459.js

8407-194832cc54ff5459.js

92 ms

7793.2569e5ce1db4d3b7.js

7793.2569e5ce1db4d3b7.js

89 ms

2461-44e3ac6c37ee0591.js

2461-44e3ac6c37ee0591.js

89 ms

9271.0c63400827afe746.js

9271.0c63400827afe746.js

92 ms

8322.aefc98ae3e70519e.js

8322.aefc98ae3e70519e.js

91 ms

webpack-7c51a5999f87a19b.js

webpack-7c51a5999f87a19b.js

112 ms

framework-a2363dd3c3dbe572.js

framework-a2363dd3c3dbe572.js

117 ms

main-b45799fcd6ac7ae7.js

main-b45799fcd6ac7ae7.js

122 ms

_app-6bfb3350bde4bd07.js

_app-6bfb3350bde4bd07.js

148 ms

home-ea0c1bfcee0ace0c.js

home-ea0c1bfcee0ace0c.js

113 ms

_buildManifest.js

_buildManifest.js

126 ms

_ssgManifest.js

_ssgManifest.js

131 ms

scbt-sllide18-dir-conj-pri-anti-dsk.jpg

scbt-sllide18-dir-conj-pri-anti-dsk.jpg

82 ms

scbt-freecruzmkrs-dsk.jpg

scbt-freecruzmkrs-dsk.jpg

85 ms

sldr-freemonosample-dsk.jpg

sldr-freemonosample-dsk.jpg

88 ms

No-12-InvestigatorAward-2018.jpg

No-12-InvestigatorAward-2018.jpg

86 ms

SLD-Receive-Cruz-Credits-DSK.jpg

SLD-Receive-Cruz-Credits-DSK.jpg

84 ms

scbt-labsupplypromo-dsk.jpg

scbt-labsupplypromo-dsk.jpg

83 ms

scbt-tshirt30thpromo-dsk.jpg

scbt-tshirt30thpromo-dsk.jpg

95 ms

scbt-IsoAlc-HydroPerox_DSK.jpg

scbt-IsoAlc-HydroPerox_DSK.jpg

99 ms

antibodies.png

antibodies.png

111 ms

chemicals.png

chemicals.png

109 ms

lab_supplies.png

lab_supplies.png

110 ms

gene_silencers.png

gene_silencers.png

119 ms

Accessibility Review

scbt.com accessibility score

57

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

[aria-*] attributes do not match their roles

High

ARIA IDs 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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

High

Some elements have a [tabindex] value greater than 0

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

scbt.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

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

scbt.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 Scbt.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 Scbt.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

scbt.com

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