Tools & Wizards About Us

Report Summary

  • 78

    Performance

    Renders faster than
    85% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 92% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

wap.guidechem.com

Guidechem - Your Ultimate Guide of Chemical Exploration!

Page Load Speed

3.7 sec in total

First Response

233 ms

Resources Loaded

3.3 sec

Page Rendered

173 ms

About Website

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

Guidechem B2B network offers global chemical market quotes and related information. Utilize our Chemical Search Engine to easily find desired data.

Visit wap.guidechem.com

Key Findings

We analyzed Wap.guidechem.com page load time and found that the first response time was 233 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

wap.guidechem.com performance score

78

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

80/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

62/100

25%

SI (Speed Index)

Value3.4 s

89/100

10%

TBT (Total Blocking Time)

Value200 ms

90/100

30%

CLS (Cumulative Layout Shift)

Value0.168

71/100

15%

TTI (Time to Interactive)

Value4.5 s

83/100

10%

Network Requests Diagram

wap.guidechem.com

233 ms

wap.guidechem.com

295 ms

base_bottom_index_top-v6.css

119 ms

1569391971037.jpg

30 ms

1696840584075.jpg

802 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that 10% of them (3 requests) were addressed to the original Wap.guidechem.com, 62% (18 requests) were made to I.guidechem.com and 7% (2 requests) were made to Imgen3.guidechem.com. The less responsive or slowest element that took the longest time to load (2.8 sec) relates to the external source Imgen4.guidechem.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 55.2 kB (11%)

Content Size

502.2 kB

After Optimization

446.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Wap.guidechem.com main page is 502.2 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. 25% of websites need less resources to load. Images take 421.9 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 19.2 kB

  • Original 24.3 kB
  • After minification 21.5 kB
  • After compression 5.0 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. This page needs HTML code to be minified as it can gain 2.8 kB, which is 11% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 19.2 kB or 79% of the original size.

Image Optimization

-7%

Potential reduce by 31.2 kB

  • Original 421.9 kB
  • After minification 390.7 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. Wap Guidechem images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 4.1 kB

  • Original 51.0 kB
  • After minification 50.3 kB
  • After compression 46.9 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

-14%

Potential reduce by 718 B

  • Original 5.1 kB
  • After minification 5.1 kB
  • After compression 4.4 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. Wap.guidechem.com needs all CSS files to be minified and compressed as it can save up to 718 B or 14% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (11%)

Requests Now

27

After Optimization

24

  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Wap Guidechem. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

wap.guidechem.com accessibility score

97

Accessibility Issues

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.

Best Practices

wap.guidechem.com best practices score

75

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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

wap.guidechem.com 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

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 doesn't use 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 Wap.guidechem.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 Wap.guidechem.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

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