Carlroth.com - SEO Checker

Overview of the SEO Check
Meta information
80% 
Page quality
75% 
Page structure
67% 
Link structure
25% 
Server
66% 
External factors
100% 
SEO Score
Response time
0.93 s
File size
126.00 kB
Words
1013
Media files
62
Number of links
199 internal / 7 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Carl ROTH - International | Homepage
The length of the page title is perfect. (342 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is missing.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.carlroth.com/com/en/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: Netherlands
The following language is defined by HTML: en
Alternate/Hreflang Links
(Somewhat important)
The specified alternate links have no errors.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
_csrf_parameterCSRFToken
_csrf_headerCSRFToken
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viewportwidth=device-width, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0, user-scalable=no, shrink-to-fit=no, target-densityDpi=device-dpi
keywordsEmpty
descriptionEmpty
robotsindex,follow
google-site-verificationkJLEbNvPtQpFYLdmOCMYjE9cja56dES9yF_99CHhLmI
langen
Content-Typetext/html; charset=UTF-8
X-UA-CompatibleIE=edge
charsetutf-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
This page contains 1013 words. That's ok.
19.9% of the text are stop words.
The page contains a listing, which indicates a good text layout.
6 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 15.11 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
This page loads 6 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0, user-scalable=no, shrink-to-fit=no, target-densityDpi=device-dpi" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
Some tags are too long. With 77 characters this one is longer than 70 characters:
"solid phase extraction (spe) for faster and more efficient sample preparation"
Image SEO
(Somewhat important)
9 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

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...ambda/images/missing_product_186x186.jpgROTI<sup>®</sup>GelStain AdvancedROTI<sup>®</sup>GelStain Advanced
...ambda/images/missing_product_186x186.jpgNPPOC-D-Cys(Trt)-OHNPPOC-D-Cys(Trt)-OH
...M4YzM4MWE3MmFjNDcxMTM3ODc4NzVkNGRjMzEwNgFrau Dr. Schneider
...IzNmExZTI5MGU4YzMwZjVlMmRiNzIwMDZmZTE3Nw242C_24-Port-SPE-Vacuum-Manifold242C_24-Port-SPE-Vacuum-Manifold
...IyYjhiMzY1ZDYxZTcyOWU5MmYxMTI4NWMzNDNhNALia Heiser
...I0YjBlOGVmYWMwMWJkNjVhYjgwYzYxMWE4ZDljYgNo alt attribute provided
...OWZkMTg5NmMyNzRhZThlMzYxMWJkYzA0MTkwNmU511121112
...YjA0ZGE3NTEwOWZlN2QyODY4YmY2Y2I5ODFjOGVjFrau Dr. Baumann
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...Y2EwOGVmODNlOGQwMTY0ODEwOWFiNTFiNDZjYmIzTop-Marken_ROTISOLV_700px.pngTop-Marken_ROTISOLV_700px.png
...ZWYwOGVjMGRjM2VhNzczNDg4NGU1MWMzMjEzM2IxTop-Marken_PUFFERAN_700px.pngTop-Marken_PUFFERAN_700px.png
...OTY5MmMxZGEyYWNlZGFiMTZkNmFjZTVlMzA3OWM2Top-Marken_ROTICHROM_700px.pngTop-Marken_ROTICHROM_700px.png
...YWEyMDIxZTU3ZTllYTVlN2RkNWQ4NDQzMTQ3MmEyTop-Marken_ROTIPURAN_700px.pngTop-Marken_ROTIPURAN_700px.png
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...ZDk3Y2UzN2ZmNDk3YzQ5NTUyZTQ1YjlmZDc3ZTM4Top-Marken_ROTIDRY_700px.pngTop-Marken_ROTIDRY_700px.png
...xMTI1YWMxZjk4MTc3ZTQ3NGU1NDRlZDExZWY4ZWYCarl-Roth-Zertifikate_LogoCarl-Roth-Zertifikate_Logo

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
Some headings occur twice on the page.
The structure of headings is missing one or more levels. Do not skip heading levels.
Some headings do not have any content.

Heading structure

Heading levelContent
H2 Top products of the Month
H2 New Products of the Month
H2 Our Product Management recommends
H2 Our product management recommends
H2 Our product management recommends Duplicate text
H2 Our product management recommends Duplicate text
H2 Well advised with ROTH.
H4 Empty heading
H4 Made by ROTH – Our top brands
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
3 links don't have an anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
There are 7 external links on this page.
LinkAttributesAnchor text
https://www.carlroth.com/com/en/Anchor Jump to content
https://www.carlroth.com/com/en/Anchor Jump to navigation menu
/com/en/GeschichteHistory
A-TITLE History
/com/en/WissenswertesNeed-to-know
A-TITLE Need-to-know
/com/en/AnfahrtDirections
A-TITLE Directions
/com/en/ManagementManagement
A-TITLE Management
/com/en/ROTH-vor-OrtROTH on-site
A-TITLE ROTH on-site
/com/en/ComplianceCompliance
A-TITLE Compliance
/com/en/carlcarl magazine
A-TITLE carl magazine
/com/en/ImpressumImprint
A-TITLE Imprint
/com/en/Strategische-Partnersc...Strategic partnerships
A-TITLE Strategic partnerships
/com/en/WissenswertesText duplicate Need-to-know
A-TITLE Need-to-know
/com/en/Technische-InformationenTechnical Information
A-TITLE Technical Information
/com/en/FlyerFlyer
A-TITLE Flyer
/com/en/Download-MailingDownload Mailing
A-TITLE Download Mailing
/com/en/CoA-SDB-SpezifikationenCoA/MSDS/Specifications
A-TITLE CoA/MSDS/Specifications
/com/en/AuslandsserviceExport department
A-TITLE Export department
/com/en/AuslandsvertretungenDistributors abroad
A-TITLE Distributors abroad
/com/en/loginLog in / Register
/com/en/quickOrderQuick Order
A-TITLE Quick Order
/com/en/cartNo Text
https://www.carlroth.com/com/en/No Text
/com/en/quickOrderQUICK ORDER
/com/en/quickOrderText duplicate Quick Order
A-TITLE Quick Order
/com/en/cartNo Text
/com/en/labware/c/web_folder_3...Labware
A-TITLE Labware
/com/en/laboratory-glass-vesse...Laboratory Glass, Vessels, Consumables
A-TITLE Laboratory Glass, Vessels, Consumables
/com/en/occupational-safety-pe...Occupational Safety and Personal Protection
A-TITLE Occupational Safety and Personal Protection
/com/en/chromatography/c/web_f...Chromatography
A-TITLE Chromatography
/com/en/filtration-water-purif...Filtration, Water Purification, Dialysis
A-TITLE Filtration, Water Purification, Dialysis
/com/en/laboratory-appliances/...Laboratory Appliances
A-TITLE Laboratory Appliances
/com/en/liquid-handling/c/web_...Liquid Handling
A-TITLE Liquid Handling
/com/en/measuring-instruments/...Measuring Instruments
A-TITLE Measuring Instruments
/com/en/microbiology-molecular...Microbiology, Molecular Biology, Cell Culture
A-TITLE Microbiology, Molecular Biology, Cell Culture
/com/en/microscopy-histology-i...Microscopy, Histology, Instruments
A-TITLE Microscopy, Histology, Instruments
/com/en/optical-instruments-la...Optical Instruments and Lamps
A-TITLE Optical Instruments and Lamps
/com/en/cleaning-care-aids/c/w...Cleaning, Care, Aids
A-TITLE Cleaning, Care, Aids
/com/en/transport-laboratory-e...Transport, Laboratory Equipment, Tools
A-TITLE Transport, Laboratory Equipment, Tools
/com/en/life-science/c/web_fol...Life Science
A-TITLE Life Science
/com/en/biochemistry/c/web_fol...Biochemistry
A-TITLE Biochemistry
/com/en/electrophoresis/c/web_...Electrophoresis
A-TITLE Electrophoresis
/com/en/histology-microscopy/c...Histology/Microscopy
A-TITLE Histology/Microscopy
/com/en/ImmunologieImmunology
A-TITLE Immunology
/com/en/microbiology/c/web_fol...Microbiology
A-TITLE Microbiology
/com/en/molecular-biology/c/we...Molecular Biology
A-TITLE Molecular Biology
/com/en/protein-biology/c/web_...Protein Biology
A-TITLE Protein Biology
/com/en/cell-biology/c/web_fol...Cell Biology
A-TITLE Cell Biology
/com/en/chemicals/c/web_folder...Chemicals
A-TITLE Chemicals
/com/en/a-to-z/c/web_folder_45...Chemicals A-Z
A-TITLE Chemicals A-Z
/com/en/inorganic-analytical-r...Inorganic & Analytical Reagents
A-TITLE Inorganic & Analytical Reagents
/com/en/chemicals-in-pharmacop...Chemicals in Pharmacopoeia Quality
A-TITLE Chemicals in Pharmacopoeia Quality
/com/en/solvents/c/web_folder_...Solvents
A-TITLE Solvents
/com/en/natural-reference-mate...Natural & Reference Materials
A-TITLE Natural & Reference Materials
/com/en/organic-bioorganic-che...Organic & Bioorganic Chemicals
A-TITLE Organic & Bioorganic Chemicals
/com/en/Pharmazeutische-Hilfss...Pharmaceutical excipients according to EXCiPACT® standard
A-TITLE Pharmaceutical excipients according to EXCiPACT® standard
/com/en/applications/c/web_fol...Applications
A-TITLE Applications
/com/en/battery-research/c/web...Battery Research
A-TITLE Battery Research
/com/en/determination-of-physi...Determination of Physical Properties
A-TITLE Determination of Physical Properties
/com/en/blotting/c/web_folder_...Blotting
A-TITLE Blotting
/com/en/ChromatographieText duplicate Chromatography
A-TITLE Chromatography
/com/en/dna-protein-purificati...DNA & Protein Purification
A-TITLE DNA & Protein Purification
/com/en/ElektrophoreseText duplicate Electrophoresis
A-TITLE Electrophoresis
/com/en/Hygiene-MonitoringHygiene monitoring
A-TITLE Hygiene monitoring
/com/en/NMRNMR
A-TITLE NMR
/com/en/pcr-polymerase-chain-r...PCR (Polymerase chain reaction)
A-TITLE PCR (Polymerase chain reaction)
/com/en/Spektroskopie-und-Spek...Spectroscopy and Spectrometry
A-TITLE Spectroscopy and Spectrometry
/com/en/UmweltanalytikEnvironmental analysis
A-TITLE Environmental analysis
/com/en/Vakuumtechnik-und-Filt...Vacuum technology and filtration
A-TITLE Vacuum technology and filtration
/com/en/water-analysis/c/web_f...Water Analysis
A-TITLE Water Analysis
/com/en/cell-culture/c/web_fol...Cell culture
A-TITLE Cell culture
/com/en/performance-materials/...Performance Materials
A-TITLE Performance Materials
/com/en/activated-charcoals/c/...Activated Charcoals
A-TITLE Activated Charcoals
/com/en/battery-research/c/web...Text duplicate Battery Research
A-TITLE Battery Research
/com/en/detergents-surfactants...Detergents and Surfactants
A-TITLE Detergents and Surfactants
/com/en/gelling-thickening-age...Gelling and Thickening Agents
A-TITLE Gelling and Thickening Agents
/com/en/green-chemicals-solvag...Green Chemicals – SOLVAGREEN®
A-TITLE Green Chemicals – SOLVAGREEN®
/com/en/ion-exchanger/c/web_fo...Ion Exchanger
A-TITLE Ion Exchanger
/com/en/silica-gels/c/web_fold...Silica Gels
A-TITLE Silica Gels
/com/en/molecular-sieves-dryin...Molecular Sieves and Drying Agents
A-TITLE Molecular Sieves and Drying Agents
/com/en/polymers-monomer-build...Polymers and Monomer Building Blocks
A-TITLE Polymers and Monomer Building Blocks
/com/en/buffer-salts/c/web_fol...Buffer Salts
A-TITLE Buffer Salts
/com/en/silicone-fluids-compou...Silicone Fluids & Compounds
A-TITLE Silicone Fluids & Compounds
/com/en/Angebotsanfrage-fuer-A...Quotation request for items not included in our regular product range
A-TITLE Quotation request for items not included in our regular product range
/com/en/custom-analytical-solu...Custom Made Analytical Standard Solutions and Reagents
A-TITLE Custom Made Analytical Standard Solutions and Reagents
/com/en/MessgeraetekalibrierungGerätekalibrierung für Temperatur und Feuchte
A-TITLE Gerätekalibrierung für Temperatur und Feuchte
/com/en/ReparaturserviceReparatur von Laborgeräten
A-TITLE Reparatur von Laborgeräten
/com/en/3D-Druck3D Printing
A-TITLE 3D Printing
/com/en/conventional-3d-printi...Conventional 3D Printing
A-TITLE Conventional 3D Printing
/com/en/bioprinting/c/web_fold...Bioprinting
A-TITLE Bioprinting
/com/en/cartNo Text
/com/en/search?searchPageType=...Sale
A-TITLE Sale
/com/en/search?searchPageType=...Top Deal
A-TITLE Top Deal
/com/en/search?searchPageType=...Special Offer
A-TITLE Special Offer
/com/en/search?searchPageType=...New
A-TITLE New
https://blaetterkatalog.carlro...New window External Subdomain Anchor E-Catalogue
A-TITLE E-Catalogue
https://blaetterkatalog.carlro...New window External Subdomain e-flyer
A-TITLE e-flyer
https://www.carlroth.com/com/en/Configurators
A-TITLE Configurators
/com/en/product-configurator/w...Vacuum pumps
A-TITLE Vacuum pumps
/com/en/GeschichteCompany
A-TITLE Company
/com/en/GeschichteText duplicate History
A-TITLE History
/com/en/WissenswertesText duplicate Need-to-know
A-TITLE Need-to-know
/com/en/AnfahrtText duplicate Directions
A-TITLE Directions
/com/en/ManagementText duplicate Management
A-TITLE Management
/com/en/ROTH-vor-OrtText duplicate ROTH on-site
A-TITLE ROTH on-site
/com/en/ComplianceText duplicate Compliance
A-TITLE Compliance
/com/en/carlText duplicate carl magazine
A-TITLE carl magazine
/com/en/ImpressumText duplicate Imprint
A-TITLE Imprint
/com/en/Strategische-Partnersc...Text duplicate Strategic partnerships
A-TITLE Strategic partnerships
/com/en/WissenswertesDownloads
A-TITLE Downloads
/com/en/WissenswertesText duplicate Need-to-know
A-TITLE Need-to-know
/com/en/Technische-InformationenText duplicate Technical Information
A-TITLE Technical Information
/com/en/FlyerText duplicate Flyer
A-TITLE Flyer
/com/en/Download-MailingText duplicate Download Mailing
A-TITLE Download Mailing
/com/en/CoA-SDB-SpezifikationenText duplicate CoA/MSDS/Specifications
A-TITLE CoA/MSDS/Specifications
/com/en/quickOrderText duplicate Quick Order
A-TITLE Quick Order
/com/en/_s/country?code=PLPoland
A-TITLE Poland
/com/en/_s/country?code=NLNetherland
A-TITLE Netherland
/com/en/_s/country?code=FRFrance
A-TITLE France
/com/en/_s/country?code=BEBelgium
A-TITLE Belgium
/com/en/_s/country?code=ATAustria
A-TITLE Austria
/com/en/_s/country?code=DEGermany
A-TITLE Germany
/com/en/_s/country?code=CHSwitzerland
A-TITLE Switzerland
/com/en/_s/country?code=COMInternational
A-TITLE International
/com/en/_s/language?code=enEnglish
A-TITLE English
/com/en/loginText duplicate Log in / Register
/com/en/my-account/ordersOrder history
A-TITLE Order history
/com/en/my-account/article-ord...Items ordered so far
A-TITLE Items ordered so far
/com/en/my-account/update-profilePersonal details
A-TITLE Personal details
/com/en/my-account/update-pass...Change password
A-TITLE Change password
/com/en/my-account/address-bookDelivery addresses
A-TITLE Delivery addresses
/com/en/p/39YC.1?emosmarker=Sl...IMG-ALT LS_ROTI-LumiX_Mobile_EN.jpg
/com/en/p/TA22.1?emosmarker=Sl...IMG-ALT LH_TA21_Einkanal-Mikroliterpipette-2025_Mobile_INT-EN.jpg
/com/en/p/0087.2?emosmarker=Sl...IMG-ALT LH_0087-2-Einmal-Wischtuecher-ROTIZELL-2025_Mobile_INT-EN.jpg
/com/en/c/WEB_FOLDER_1850079?e...IMG-ALT Chem_Metallo-Organische-Standards_Mobile_EN.jpg
/com/en/c/WEB_FOLDER_716993?em...IMG-ALT Chem_Massloesungen-in-Ampullen_Mobil_EN.jpg
/com/en/pipette-tips/pipette-t...Pipette tips ROTILABO® 1000 µl from €5.30 Go to product selection
IMG-ALT 1EK4
/com/en/light-field-microscope...Transmitted light microscope OBL series OBL 127 binocular from €742.00 Go to product selection
IMG-ALT EYP7
/com/en/ready-made-solutions-p...ROTI®Fair PBS 7.4 for 1000 ml/tablet, for biochemistry and molecular biology from €100.95 Go to product selection
IMG-ALT 1112
/com/en/reagents-for-decalcifi...Hydrochloric acid ROTIPURAN® 37 % fuming, p.a., ACS, ISO from €22.05 Go to product selection
IMG-ALT 4625_P074_6331
/com/en/sterilisation-bags/ste...Sterilisation bags Steriking® self-adhesive from €34.95 Go to product selection
IMG-ALT KKX8
/com/en/desiccators/desiccator...Desiccator set DURAN® NOVUS with tube (NS 24/29) and stopcock in the lid from €225.00 Go to product selection
IMG-ALT ETP4_01
/com/en/swab-tests/compactdry™...CompactDry™ Swab ISO 18593, sterile, for microbiology from €224.70 Go to product selection
IMG-ALT 225K_01
/com/en/density-determination/...Sodium polytungstate hydrate ≥99,9 % from €62.25 Go to product selection
IMG-ALT 8828
/com/en/Bioprinting?emosmarker...IMG-ALT Bioprinting_680x450px_EN.jpg
/com/en/Biochemikalien-Produkt...IMG-ALT CH_Biochemikalien-Banner_EN.jpg
/com/en/ROTH-vor-Ort?emosmarke...IMG-ALT Roth-vor-Ort-Banner-Home_EN.jpg
/com/en/protective-suits-overa...Overalls TYVEK® 800 J TJ198Ta from €13.10 Go to product selection
IMG-ALT 2KHN_1
/com/en/incubators/peltier-coo...Peltier cooling incubator IPP standard models with single TFT display from €2,636.80 Go to product selection
IMG-ALT TY46
/com/en/staining-of-nucleic-ac...ROTI®GelStain Advanced 20 000x conc., ready-to-use from €134.40 Go to product selection
IMG-ALT ROTI<sup>®</sup>GelStain Advanced
/com/en/photolithographic-soli...NPPOC-D-Cys(Trt)-OH ≥96 % from €514.95 Go to product selection
IMG-ALT NPPOC-D-Cys(Trt)-OH
/com/en/precision-glass-cells/...Absorption cell HELLMA® macro OS from €63.75 Go to product selection
IMG-ALT 37Y1-1_01
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IMG-ALT 36T5_36T7-1_01
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IMG-ALT 3A8X
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IMG-ALT 39PP_39PT
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/com/en/solid-phase-extraction...SPE Vacuum Manifold ROTI®XBond
/com/en/solid-phase-extraction...Go to product selection
/com/en/search/?component-sele...Further ROTI®Fair products
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/com/en/accessories/cell-strai...Cell strainer Flowmi™
/com/en/accessories/cell-strai...Text duplicate Go to product selection
/com/en/magnetic-stirrer-with-...IMG-ALT EYE7
/com/en/magnetic-stirrer-with-...Heating and magnetic stirrers ROTILABO® MH 20 Digital Set with integrated contact thermometer
/com/en/magnetic-stirrer-with-...Text duplicate Go to product selection
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/com/en/GeschichteText duplicate History
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/com/en/AuslandsserviceText duplicate Export department
A-TITLE Export department
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A-TITLE Data protection
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A-TITLE Imprint
/com/en/AGBSales and delivery terms and conditions
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https://www.facebook.com/Carl-...New window External Subdomain Facebook
A-TITLE Facebook
https://de.linkedin.com/compan...New window External Subdomain LinkedIn
A-TITLE LinkedIn
https://www.xing.com/pages/car...New window External Subdomain Xing
A-TITLE Xing
https://www.youtube.com/channe...New window External Subdomain Youtube
A-TITLE Youtube
https://instagram.com/carlroth...New window External Instagram
A-TITLE Instagram

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.carlroth.com/com/en/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time of 0.93 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
This page loads 4 CSS files. This may affect the page load time negatively.
This page loads 6 JavaScript files. This may affect the load time negatively.
The file size of the HTML document is fine (126 kB).

HTTP Response Header

NameValue
dateWed, 18 Jun 2025 07:27:43 GMT
server*
x-frame-optionsSAMEORIGIN
cache-controlno-cache, no-store, max-age=0, must-revalidate
pragmano-cache
expires0
strict-transport-securitymax-age=31536000 ; includeSubDomains
x-xss-protection1; mode=block
x-content-type-optionsnosniff
content-typetext/html;charset=UTF-8
content-languageen
varyAccept-Encoding,User-Agent
content-encodinggzip
set-cookie115 Characters
x-sap-pad83
transfer-encodingchunked
statuscode200
http_versionHTTP/1.1

External factors

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This page has 2,642 backlinks.
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www.carlroth.com › com
Carl ROTH - International | Homepage

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KeywordResultRecheck
ROTH66%Check
Carl ROTH63%Check
carl58%Check
Top48%Check
International46%Check
Cell45%Check
ROTI45%Check
ROTILABO45%Check
products43%Check
Month43%Check

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