2.7 sec in total
445 ms
2 sec
203 ms
Visit chemistry-software.com now to see the best up-to-date Chemistry Software content for Indonesia and also check out these interesting facts you probably never knew about chemistry-software.com
HSC chemistry, software for Process simulation, Reactions Equations and Equilibrium Calculations, Eh-pH Diagrams – Pourbaix diagram
Visit chemistry-software.comWe analyzed Chemistry-software.com page load time and found that the first response time was 445 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
chemistry-software.com performance score
name
value
score
weighting
Value1.8 s
90/100
10%
Value1.8 s
99/100
25%
Value2.2 s
99/100
10%
Value20 ms
100/100
30%
Value0.064
97/100
15%
Value2.2 s
99/100
10%
445 ms
198 ms
242 ms
336 ms
428 ms
Our browser made a total of 17 requests to load all elements on the main page. We found that 53% of them (9 requests) were addressed to the original Chemistry-software.com, 41% (7 requests) were made to Secure.worldpay.com and 6% (1 request) were made to Select.wp3.rbsworldpay.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Chemistry-software.com.
Page size can be reduced by 521.6 kB (28%)
1.9 MB
1.3 MB
In fact, the total size of Chemistry-software.com main page is 1.9 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. Only 10% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.
Potential reduce by 19.7 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 19.7 kB or 77% of the original size.
Potential reduce by 500.1 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, Chemistry Software needs image optimization as it can save up to 500.1 kB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 1.8 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. Chemistry-software.com needs all CSS files to be minified and compressed as it can save up to 1.8 kB or 80% of the original size.
Number of requests can be reduced by 5 (31%)
16
11
The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chemistry Software. 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.
chemistry-software.com
445 ms
style.css
198 ms
chemistry.gif
242 ms
usa_mini.gif
336 ms
uk_mini.gif
428 ms
banner_top.jpg
281 ms
clear_gif.gif
210 ms
HSC_9_Main_Menu.png
1684 ms
logo
768 ms
cart1.gif
121 ms
WP_AMEX.gif
627 ms
WP_ECMC.gif
634 ms
WP_JCB.gif
657 ms
WP_MAESTRO.gif
636 ms
WP_VISA_DELTA.gif
637 ms
WP_VME.png
776 ms
poweredByWorldPay.gif
707 ms
chemistry-software.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
chemistry-software.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
chemistry-software.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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
Document uses legible font sizes
EN
N/A
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chemistry-software.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Chemistry-software.com main page’s claimed encoding is . 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.
chemistry-software.com
Open Graph description is not detected on the main page of Chemistry Software. 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: