39.3 sec in total
884 ms
38.2 sec
202 ms
Click here to check amazing Selleck content for China. Otherwise, check out these important facts you probably never knew about selleck.cn
Selleck中国提供信号通路方面的各种抑制剂,以及化合物库,这些产品经实验验证都是有效的,并具有客户评价,产品相关参考文献,技术支持,且公司交货很及时。
Visit selleck.cnWe analyzed Selleck.cn page load time and found that the first response time was 884 ms and then it took 38.4 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 29 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
selleck.cn performance score
name
value
score
weighting
Value7.5 s
1/100
10%
Value10.6 s
0/100
25%
Value19.9 s
0/100
10%
Value820 ms
35/100
30%
Value0.014
100/100
15%
Value17.8 s
4/100
10%
884 ms
1013 ms
1959 ms
2184 ms
4213 ms
Our browser made a total of 70 requests to load all elements on the main page. We found that 10% of them (7 requests) were addressed to the original Selleck.cn, 69% (48 requests) were made to File.selleck.cn and 4% (3 requests) were made to Combo.b.qq.com. The less responsive or slowest element that took the longest time to load (20.1 sec) relates to the external source File.selleck.cn.
Page size can be reduced by 262.8 kB (53%)
493.6 kB
230.8 kB
In fact, the total size of Selleck.cn main page is 493.6 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. 20% of websites need less resources to load. Javascripts take 258.8 kB which makes up the majority of the site volume.
Potential reduce by 76.1 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 24.2 kB, which is 25% 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 76.1 kB or 78% of the original size.
Potential reduce by 5.3 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. Selleck images are well optimized though.
Potential reduce by 147.6 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 147.6 kB or 57% of the original size.
Potential reduce by 33.7 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. Selleck.cn needs all CSS files to be minified and compressed as it can save up to 33.7 kB or 78% of the original size.
Number of requests can be reduced by 23 (59%)
39
16
The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Selleck. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
selleck.cn
884 ms
www.selleck.cn
1013 ms
index.css
1959 ms
s.play.js
2184 ms
base.css
4213 ms
s.fn.css
4276 ms
jquery-1.8.2.min.js
16335 ms
s.base.js
3511 ms
artDialog.min.js
4629 ms
jquery.dkSlide.js
2970 ms
jquery.autocomplete.css
4937 ms
layout.css
3889 ms
jquery.autocomplete.min.js
5029 ms
wpa.php
859 ms
swfobject.js
4553 ms
s.common.js
7702 ms
iplookup.php
661 ms
s.fn.js
4966 ms
hm.js
749 ms
rt.js
933 ms
logo_cn.png
3500 ms
selleck-rewards-20150101.png
20098 ms
selleck-catalog-20150101.jpg
14395 ms
Selleck-Pfizer-Partnership-cn.jpg
6580 ms
screening-libraries-cn.jpg
6433 ms
vandetanib-ponatinib-Nature-20150520.gif
20097 ms
PRT062607-Nature-20150401.gif
20097 ms
AG-014699-Nature-20150212.gif
19909 ms
JNJ-38877605-Nature-20150527.gif
20097 ms
wortmannin-LY294002-Nature-20150422.gif
20097 ms
PLX-4720-Nature-20141218.gif
20097 ms
Cyclopamine-Nature-20150514.gif
20098 ms
vemurafenib-Nature-20150401.gif
20097 ms
A66-CAL-101-Mol-Cell-Biol-20141224.gif
20097 ms
KU-55933-Nature-20150401.gif
20098 ms
AG14361-Nature-20141231.gif
20098 ms
PD0325901-GSK1120212-Nature-21041127.gif
20098 ms
PD035901-CHIR99021-Nature-20150514.gif
20097 ms
VE-821-Nature-20150212.gif
20098 ms
PLX-4720-PD-0325901-MK-2206-GDC-0068-Cell-20150121.gif
20098 ms
if-of-cyclopamine.gif
20097 ms
if-of-cyclopamine.gif
20098 ms
if-of-vemurafenib.gif
20098 ms
if-of-vemurafenib.gif
20097 ms
customer-research-feedback-cn.jpg
20098 ms
img01.gif
20098 ms
mian_img.jpg
20097 ms
ico_bak.gif
20085 ms
ajaxLogin.jsp
146 ms
Panel.js
683 ms
localStorage.js
694 ms
index3.jsp
216 ms
search_bak.gif
20071 ms
bg.gif
20071 ms
cartAjax.jhtml
190 ms
nav_bak.gif
20012 ms
fenmian_logo.png
20012 ms
recommendIndexAjax.jhtml
170 ms
ico_bak.png
19997 ms
recommendAjax.jhtml
193 ms
top.gif
19979 ms
analytics.js
42 ms
findRegionBarcode.jhtml
146 ms
collect
14 ms
contains.js
228 ms
hm.gif
369 ms
r.cgi
796 ms
ta.php
967 ms
crmqq.php
15908 ms
wpa_first_heart_beat.php
647 ms
selleck.cn 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.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Form elements do not have associated labels
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
selleck.cn 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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
selleck.cn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Selleck.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Selleck.cn 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.
selleck.cn
Open Graph description is not detected on the main page of Selleck. 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: