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hach.com screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 78

    SEO

    Google-friendlier than
    39% of websites

hach.com

Hach | Hach

Page Load Speed

2.8 sec in total

First Response

194 ms

Resources Loaded

2 sec

Page Rendered

541 ms

hach.com screenshot

About Website

Visit hach.com now to see the best up-to-date Hach content for United States and also check out these interesting facts you probably never knew about hach.com

At Hach, our products are meant to make water analysis better, faster, and more informative with our knowledgeable experts and easy to use products.

Visit hach.com

Key Findings

We analyzed Hach.com page load time and found that the first response time was 194 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

hach.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

19/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

8/100

25%

SI (Speed Index)

Value8.8 s

16/100

10%

TBT (Total Blocking Time)

Value2,740 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.071

96/100

15%

TTI (Time to Interactive)

Value19.0 s

3/100

10%

Network Requests Diagram

hach.com

194 ms

www.hach.com

474 ms

7b59a570f3c4457db69716fa8cdb7ae8_en-us.css

19 ms

jquery-3.7.1.min.js

48 ms

ui.js

77 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 8% of them (5 requests) were addressed to the original Hach.com, 80% (48 requests) were made to Dhwaterquality-prd-cdn.azureedge.net and 5% (3 requests) were made to Cdn.cookielaw.org. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Dhwaterquality-prd-cdn.azureedge.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 360.8 kB (16%)

Content Size

2.2 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Hach.com main page is 2.2 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 147.0 kB

  • Original 170.8 kB
  • After minification 152.1 kB
  • After compression 23.9 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 18.8 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 147.0 kB or 86% of the original size.

Image Optimization

-4%

Potential reduce by 51.6 kB

  • Original 1.2 MB
  • After minification 1.2 MB

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. Hach images are well optimized though.

JavaScript Optimization

-18%

Potential reduce by 132.2 kB

  • Original 731.6 kB
  • After minification 731.6 kB
  • After compression 599.5 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 132.2 kB or 18% of the original size.

CSS Optimization

-28%

Potential reduce by 30.1 kB

  • Original 106.9 kB
  • After minification 106.9 kB
  • After compression 76.8 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. Hach.com needs all CSS files to be minified and compressed as it can save up to 30.1 kB or 28% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (29%)

Requests Now

49

After Optimization

35

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hach. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

hach.com

hach.com

194 ms

www.hach.com

www.hach.com

474 ms

7b59a570f3c4457db69716fa8cdb7ae8_en-us.css

7b59a570f3c4457db69716fa8cdb7ae8_en-us.css

19 ms

jquery-3.7.1.min.js

jquery-3.7.1.min.js

48 ms

ui.js

ui.js

77 ms

vendor.js

vendor.js

147 ms

js

js

194 ms

google.maps.utility.library.v3.markerwithlabel_packed.js

google.maps.utility.library.v3.markerwithlabel_packed.js

136 ms

app.js

app.js

172 ms

composer-templates.min.js

composer-templates.min.js

175 ms

bootstrap-datepicker.min.js

bootstrap-datepicker.min.js

141 ms

bootstrap-datepicker.langs.min.js

bootstrap-datepicker.langs.min.js

140 ms

_Incapsula_Resource

_Incapsula_Resource

135 ms

gtm.js

gtm.js

213 ms

HACH-LOGO-Blue.svg

HACH-LOGO-Blue.svg

426 ms

MISC_Home%20Page%20Hero%20Banner5-24.jpg

MISC_Home%20Page%20Hero%20Banner5-24.jpg

116 ms

Chemistries-science_black_24dp.svg

Chemistries-science_black_24dp.svg

107 ms

Spectrophotometers-biotech_black_24dp.svg

Spectrophotometers-biotech_black_24dp.svg

111 ms

Colorimeters-waves_black_24dp.svg

Colorimeters-waves_black_24dp.svg

112 ms

Turbidimeters-opacity_black_24dp.svg

Turbidimeters-opacity_black_24dp.svg

114 ms

HACH%20CHEMKEY%20HOME%20PAGE%20FEATURE%20380x380_June%2030%20date_LOGOFIX.png

HACH%20CHEMKEY%20HOME%20PAGE%20FEATURE%20380x380_June%2030%20date_LOGOFIX.png

116 ms

FLYIN_Home%20Page%20Promo%20Features_24077_Reagents_REVISED_380%20x%20380.png

FLYIN_Home%20Page%20Promo%20Features_24077_Reagents_REVISED_380%20x%20380.png

118 ms

FLYIN_Home%20Page%20Promo%20Features_24077_Shipping_380%20x%20380.png

FLYIN_Home%20Page%20Promo%20Features_24077_Shipping_380%20x%20380.png

117 ms

Home%20Page%20Feature%20Update%20PANEL%20final%20380%20x%20380%20blue.jpg

Home%20Page%20Feature%20Update%20PANEL%20final%20380%20x%20380%20blue.jpg

118 ms

NT3%20Homepage%20Feature%20380px.png

NT3%20Homepage%20Feature%20380px.png

116 ms

9430000_Analyzer-Port-Parallel-SL1000-Hand_380x380.jpg

9430000_Analyzer-Port-Parallel-SL1000-Hand_380x380.jpg

118 ms

Highlights-320x210-PickAndShip.jpg

Highlights-320x210-PickAndShip.jpg

119 ms

Highlights-320x210-SharedPurpose.jpg

Highlights-320x210-SharedPurpose.jpg

120 ms

Highlights-320x210-Support.jpg

Highlights-320x210-Support.jpg

121 ms

Product%20Updates%20320%20x%20210_550sc.png

Product%20Updates%20320%20x%20210_550sc.png

1139 ms

Product%20Updates%20320%20x%20210_CONDUCTIVITY.png

Product%20Updates%20320%20x%20210_CONDUCTIVITY.png

120 ms

Product%20Updates%20320%20x%20210_BUFFER%20SOLUTION.png

Product%20Updates%20320%20x%20210_BUFFER%20SOLUTION.png

121 ms

MicrosoftTeams-image%20(48).png

MicrosoftTeams-image%20(48).png

121 ms

GSA-logo.png

GSA-logo.png

122 ms

Hand%20Shake%20for%20Small%20Business%20Icon.png

Hand%20Shake%20for%20Small%20Business%20Icon.png

123 ms

Pre-purchase%20Survey%20Icon%20wSpc.png

Pre-purchase%20Survey%20Icon%20wSpc.png

123 ms

aquaticInformaticsLogo.png

aquaticInformaticsLogo.png

124 ms

ChemTreat-Logo.png

ChemTreat-Logo.png

162 ms

logo-hach.png

logo-hach.png

123 ms

McCrometer_Logo_300dpi_GreyCirle_BlueLogo_No_Background.gif

McCrometer_Logo_300dpi_GreyCirle_BlueLogo_No_Background.gif

123 ms

logo-ott.png

logo-ott.png

162 ms

logo-sea-bird-scientific-logo-140x49.png

logo-sea-bird-scientific-logo-140x49.png

163 ms

notosans-regular-webfont.woff

notosans-regular-webfont.woff

167 ms

notosans-medium-webfont.woff

notosans-medium-webfont.woff

102 ms

notosans-light-webfont.woff

notosans-light-webfont.woff

98 ms

notosans-bold-webfont.woff

notosans-bold-webfont.woff

97 ms

notosans-black-webfont.woff

notosans-black-webfont.woff

98 ms

notosans-semicondensedbold-webfont.woff

notosans-semicondensedbold-webfont.woff

67 ms

fa-solid-900.woff

fa-solid-900.woff

66 ms

fa-regular-400.woff

fa-regular-400.woff

65 ms

fa-brands-400.woff

fa-brands-400.woff

65 ms

logo-trojan.png

logo-trojan.png

62 ms

XOS_logo_Blue_PMS.png

XOS_logo_Blue_PMS.png

60 ms

_Incapsula_Resource

_Incapsula_Resource

30 ms

hach-chat-GTM.png

hach-chat-GTM.png

57 ms

otSDKStub.js

otSDKStub.js

39 ms

e8625af8-8f5c-4526-84f2-78757f591110.json

e8625af8-8f5c-4526-84f2-78757f591110.json

24 ms

location

location

78 ms

otBannerSdk.js

otBannerSdk.js

19 ms

60 ms

Accessibility Review

hach.com accessibility score

75

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

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.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

hach.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

hach.com SEO score

78

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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 uses 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 Hach.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 Hach.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

hach.com

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