Tools & Wizards About Us
chemtrec.org screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

chemtrec.org

Safety Is What We Do | CHEMTREC®

Page Load Speed

1.7 sec in total

First Response

187 ms

Resources Loaded

724 ms

Page Rendered

827 ms

chemtrec.org screenshot

About Website

Click here to check amazing CHEMTREC content. Otherwise, check out these important facts you probably never knew about chemtrec.org

Global solutions from CHEMTREC help organizations comply with industry regulations, safely transport hazardous materials, and enhance incident preparedness.

Visit chemtrec.org

Key Findings

We analyzed Chemtrec.org page load time and found that the first response time was 187 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

chemtrec.org performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

62/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

24/100

25%

SI (Speed Index)

Value4.8 s

67/100

10%

TBT (Total Blocking Time)

Value670 ms

44/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value13.0 s

13/100

10%

Network Requests Diagram

www.chemtrec.com

187 ms

uc.js

27 ms

views.module.css

25 ms

paragraphs.unpublished.css

46 ms

base.css

94 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Chemtrec.org, 10% (6 requests) were made to Fonts.gstatic.com and 6% (4 requests) were made to Unpkg.com. The less responsive or slowest element that took the longest time to load (187 ms) relates to the external source Chemtrec.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 132.8 kB (33%)

Content Size

408.2 kB

After Optimization

275.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chemtrec.org main page is 408.2 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. 50% of websites need less resources to load. Javascripts take 179.2 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 39.3 kB

  • Original 49.8 kB
  • After minification 48.1 kB
  • After compression 10.6 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 39.3 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 477 B

  • Original 160.2 kB
  • After minification 159.8 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. CHEMTREC images are well optimized though.

JavaScript Optimization

-51%

Potential reduce by 90.8 kB

  • Original 179.2 kB
  • After minification 179.2 kB
  • After compression 88.4 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 90.8 kB or 51% of the original size.

CSS Optimization

-12%

Potential reduce by 2.2 kB

  • Original 18.9 kB
  • After minification 18.4 kB
  • After compression 16.6 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. Chemtrec.org needs all CSS files to be minified and compressed as it can save up to 2.2 kB or 12% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (61%)

Requests Now

54

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CHEMTREC. 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 16 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.chemtrec.com

www.chemtrec.com

187 ms

uc.js

uc.js

27 ms

views.module.css

views.module.css

25 ms

paragraphs.unpublished.css

paragraphs.unpublished.css

46 ms

base.css

base.css

94 ms

styles.css

styles.css

90 ms

normalize.css

normalize.css

94 ms

style.css

style.css

91 ms

css

css

35 ms

split-feature.css

split-feature.css

90 ms

rich-text.css

rich-text.css

69 ms

block-headline.css

block-headline.css

94 ms

icon-item.css

icon-item.css

111 ms

global-footprint.css

global-footprint.css

109 ms

services.css

services.css

111 ms

slick.css

slick.css

121 ms

hero.css

hero.css

116 ms

aos.css

aos.css

36 ms

jquery.min.js

jquery.min.js

148 ms

drupalSettingsLoader.js

drupalSettingsLoader.js

161 ms

drupal.js

drupal.js

147 ms

drupal.init.js

drupal.init.js

146 ms

polyfill.js

polyfill.js

146 ms

script.js

script.js

159 ms

lazy.js

lazy.js

162 ms

lazy.js

lazy.js

162 ms

slick.js

slick.js

166 ms

slick.js

slick.js

166 ms

frontend.js

frontend.js

168 ms

aos.js

aos.js

52 ms

logo.svg

logo.svg

180 ms

aos.css

aos.css

24 ms

aos.js

aos.js

13 ms

dwf.js

dwf.js

68 ms

page-bg.svg

page-bg.svg

67 ms

nav-arrow.svg

nav-arrow.svg

54 ms

summit-registration-open-small-recovered-01.jpg.webp

summit-registration-open-small-recovered-01.jpg.webp

58 ms

icon-search.svg

icon-search.svg

56 ms

main-hero-image-final-opt.jpg

main-hero-image-final-opt.jpg

98 ms

yellow_diamonds.svg

yellow_diamonds.svg

76 ms

headline_indicator.svg

headline_indicator.svg

81 ms

website-images-560x315-er.png.webp

website-images-560x315-er.png.webp

97 ms

hazmat-training-2.jpg.webp

hazmat-training-2.jpg.webp

81 ms

sds-management.jpg.webp

sds-management.jpg.webp

93 ms

assessment-and-prevention.jpg.webp

assessment-and-prevention.jpg.webp

102 ms

battery-compliance-1.png.webp

battery-compliance-1.png.webp

104 ms

incident-reporting.png.webp

incident-reporting.png.webp

100 ms

dotted-map.png.webp

dotted-map.png.webp

158 ms

Chemtrec-Help-Award-Logo.png

Chemtrec-Help-Award-Logo.png

161 ms

incident-reporting-hero-image-2.jpg

incident-reporting-hero-image-2.jpg

157 ms

jon-s.png

jon-s.png

159 ms

get-quote-image-2_0.jpg.webp

get-quote-image-2_0.jpg.webp

158 ms

logo-yl.svg

logo-yl.svg

156 ms

facebook-square-yl.svg

facebook-square-yl.svg

159 ms

twitter-square-yl.svg

twitter-square-yl.svg

160 ms

linkedin-square-yl.svg

linkedin-square-yl.svg

174 ms

logo-acc.svg

logo-acc.svg

155 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7g.ttf

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7g.ttf

16 ms

6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwlxdr.ttf

6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwlxdr.ttf

65 ms

6xKydSBYKcSV-LCoeQqfX1RYOo3iu4nwlxdr.ttf

6xKydSBYKcSV-LCoeQqfX1RYOo3iu4nwlxdr.ttf

65 ms

6xKwdSBYKcSV-LCoeQqfX1RYOo3qPZZklyds18E.ttf

6xKwdSBYKcSV-LCoeQqfX1RYOo3qPZZklyds18E.ttf

12 ms

6xK1dSBYKcSV-LCoeQqfX1RYOo3qPZ7nsDc.ttf

6xK1dSBYKcSV-LCoeQqfX1RYOo3qPZ7nsDc.ttf

12 ms

u-440qyriQwlOrhSvowK_l5-fCZJ.ttf

u-440qyriQwlOrhSvowK_l5-fCZJ.ttf

13 ms

Accessibility Review

chemtrec.org accessibility score

85

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

Buttons do not have an accessible 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

Heading elements are not in a sequentially-descending order

Best Practices

chemtrec.org 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

chemtrec.org SEO score

100

Search Engine Optimization Advices

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

    EN

  • Encoding

    UTF-8

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

chemtrec.org

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