Tools & Wizards About Us
abserum.com screenshot

Report Summary

  • 75

    Performance

    Renders faster than
    83% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

abserum.com

Valley Biomedical | Home | Human Serum, AB Serum, Fetal Bovine Serum, Antibiotic Solutions, Albumin, Plasma, Serum, Blood, Reagents, Aqueous Solutions...

Page Load Speed

352 ms in total

First Response

56 ms

Resources Loaded

196 ms

Page Rendered

100 ms

abserum.com screenshot

About Website

Click here to check amazing AB Serum content. Otherwise, check out these important facts you probably never knew about abserum.com

Human Serum, AB Serum, Fetal Bovine Serum, Antibiotic Solutions, Albumin, Plasma, Serum, Blood, Reagents, Aqueous Solutions, Media, Clinical Lab Products, Contract Manufacturer

Visit abserum.com

Key Findings

We analyzed Abserum.com page load time and found that the first response time was 56 ms and then it took 296 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

abserum.com performance score

75

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

76/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value2.2 s

99/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.0 s

96/100

10%

Network Requests Diagram

www.valleybiomedical.com

56 ms

basic.css

14 ms

jquery.min.js

11 ms

jquery.quicksearch.js

37 ms

ga.js

10 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Abserum.com, 5% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (66 ms) relates to the external source Valleybiomedical.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 40.4 kB (17%)

Content Size

241.3 kB

After Optimization

200.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Abserum.com main page is 241.3 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. 25% of websites need less resources to load. Images take 177.4 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 11.2 kB

  • Original 15.5 kB
  • After minification 14.5 kB
  • After compression 4.3 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 11.2 kB or 72% of the original size.

Image Optimization

-16%

Potential reduce by 28.2 kB

  • Original 177.4 kB
  • After minification 149.3 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. Obviously, AB Serum needs image optimization as it can save up to 28.2 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 435 B

  • Original 45.5 kB
  • After minification 45.5 kB
  • After compression 45.1 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

-23%

Potential reduce by 641 B

  • Original 2.8 kB
  • After minification 2.8 kB
  • After compression 2.1 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. Abserum.com needs all CSS files to be minified and compressed as it can save up to 641 B or 23% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (32%)

Requests Now

41

After Optimization

28

  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of AB Serum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

www.valleybiomedical.com

www.valleybiomedical.com

56 ms

basic.css

basic.css

14 ms

jquery.min.js

jquery.min.js

11 ms

jquery.quicksearch.js

jquery.quicksearch.js

37 ms

ga.js

ga.js

10 ms

m_cellculture_on.gif

m_cellculture_on.gif

42 ms

m_researchprod_on.gif

m_researchprod_on.gif

42 ms

m_reagents_on.gif

m_reagents_on.gif

43 ms

m_ordering_on.gif

m_ordering_on.gif

43 ms

m_aboutus_on.gif

m_aboutus_on.gif

42 ms

m_news_on.gif

m_news_on.gif

43 ms

productsearch_on.gif

productsearch_on.gif

43 ms

m_cellculture.gif

m_cellculture.gif

44 ms

m_researchprod.gif

m_researchprod.gif

44 ms

m_reagents.gif

m_reagents.gif

44 ms

m_ordering.gif

m_ordering.gif

45 ms

m_aboutus.gif

m_aboutus.gif

45 ms

m_news.gif

m_news.gif

44 ms

productsearch.gif

productsearch.gif

45 ms

__utm.gif

__utm.gif

28 ms

bg_header.gif

bg_header.gif

37 ms

logo_header.png

logo_header.png

39 ms

header-ca.gif

header-ca.gif

15 ms

icon_home.gif

icon_home.gif

15 ms

icon_contact.gif

icon_contact.gif

15 ms

icon_faqs.gif

icon_faqs.gif

20 ms

icon_shop.gif

icon_shop.gif

26 ms

slogan_header.gif

slogan_header.gif

27 ms

bg_chromebar.gif

bg_chromebar.gif

28 ms

bg_navbottom.gif

bg_navbottom.gif

33 ms

bg_mainchrome.gif

bg_mainchrome.gif

40 ms

bg_secondnavtop.gif

bg_secondnavtop.gif

40 ms

bullet_sidebar_down.gif

bullet_sidebar_down.gif

41 ms

find-us-on-facebook.png

find-us-on-facebook.png

46 ms

bg_maincontent.gif

bg_maincontent.gif

48 ms

shop-thumb.jpg

shop-thumb.jpg

50 ms

h_cellculture.jpg

h_cellculture.jpg

63 ms

h_research.jpg

h_research.jpg

64 ms

h_reagents.jpg

h_reagents.jpg

66 ms

h_negative.jpg

h_negative.jpg

59 ms

mario_home.jpg

mario_home.jpg

61 ms

icon_pfv.gif

icon_pfv.gif

61 ms

Accessibility Review

abserum.com accessibility score

93

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

Best Practices

abserum.com best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

abserum.com SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Abserum.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 Abserum.com 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

abserum.com

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