Usascientific.com - SEO Checker

Overview of the SEO Check
Meta information
77% 
Page quality
76% 
Page structure
58% 
Link structure
25% 
Server
73% 
External factors
100% 
SEO Score
Response time
0.98 s
File size
322.10 kB
Words
1470
Media files
44
Number of links
433 internal / 1 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
home - USA Scientific, Inc
The length of the page title is perfect. (236 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
USA Scientific manufactures and distributes high-quality laboratory plastics, equipment, and accessories. USA Scientific has been a trusted laboratory partner since 1982.
The meta description is too long: 1046 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.usascientific.com/home
The specified canonical link points to a different page.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: United States of America
The following language is defined by HTML: en
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
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 character encoding is not specified in the HTTP header.
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
viewportwidth=device-width,initial-scale=1.0,minimum-scale=1.0,maximum-scale=1.0, user-scalable=no
descriptionUSA Scientific manufactures and distributes high-quality laboratory plastics, equipment, and accessories. USA Scientific has been a trusted laboratory partner since 1982.
keywordsEmpty
correlationId220a06aa9ba64faaaf02af7a60a796d0
langen
og:titlehome
charsetutf-8

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Page quality

Content
(Critically important)
This page contains 1470 words. That's ok.
12.7% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
The page contains a listing, which indicates a good text layout.
3 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 23 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width,initial-scale=1.0,minimum-scale=1.0,maximum-scale=1.0, user-scalable=no" is provided.
Bold and strong tags
(Somewhat important)
Some tags are too long. With 102 characters this one is longer than 70 characters:
"our site is best viewed using up-to-date versions of microsoft edge, google chrome or mozilla firefox."
Image SEO
(Somewhat important)
35 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

URLAlt attributeTitle
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...828b4e?maxWidth=265&_mzcb=_1720114511891ErgoOne 8-Channel and 12-Channel Pipettes
...2a6a3f?maxWidth=265&_mzcb=_1720114511891Mixer HC shown with thermoblock for 1.5 mL microcentrifuge tubes
...69adab?maxWidth=265&_mzcb=_17201145118911.5 mL Microcentrifuge Tubes, Natural
...77792d?maxWidth=265&_mzcb=_1720114511891ErgoOne® FAST Pipette Controller in use
...67f76d?maxWidth=265&_mzcb=_1720114511891TempPlate Semi-Skirted 96-Well PCR Plate, Assorted Colors
...c0e0b1?maxWidth=265&_mzcb=_1720114511891ErgoOne Single Channel Pipette is Comfortable to Hold
...les/3fc8566c-1883-4c9e-89cb-0f23e05d30dcNo alt attribute provided
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...les/9250c9d4-8ebd-42e3-8a9d-8b63a535c384The Mixer HC
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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.
There are 239 headings on the page. The amount of headings should be in a more proper relation to the amount of text.
Some headings do not have any content.

Heading structure

Heading levelContent
H2 SIDE BY SCIENCE:
H2 Featured Products
H3 Take advantage of current Precise Solutions® offers:
H3 Load more
H3 Show less
H4 Customer Service
H4 Technical Support
H4 Pipette Calibration and Service
H4 Custom and OEM Products
H4 Pipette Tips
H4 Shop By Type
H4 TipOne Pipette Tips
H4 TipOne RPT Pipette Tips
H4 Filter Tips
H4 Speciality Tips
H4 Gel-Loading Tips
H4 Repeat Dispensing Tips
H4 Serological Pipets
H4 Transfer Pipets
H4 Automation Tips
H4 Reservoirs and Basins
H4 LTS® Compatible Tips
H4 Empty heading
H4 Shop By Brand
H4 TipOne
H4 TipOne RPT
H4 Eppendorf Tips
H4 Empty heading
H4 Specials
H4 Specials Duplicate text
H4 Empty heading
H4 Clearance
H4 All Clearance
H4 Pipettes & Calibration
H4 Shop By Type Duplicate text
H4 ErgoOne Manual Pipettes
H4 Eppendorf Manual Pipettes
H4 Pipet Controllers
H4 Repeating Pipettes and Dispensers
H4 Electronic Pipettes
H4 Calibration
H4 Pipette Stands
H4 ErgoOne Parts and Service
H4 Empty heading
H4 Shop By Brand Duplicate text
H4 ErgoOne
H4 Eppendorf
H4 Empty heading
H4 Specials Duplicate text
H4 Specials Duplicate text
H4 Empty heading
H4 Clearance Duplicate text
H4 All Clearance Duplicate text
H4 Tubes
H4 Shop By Type Duplicate text
H4 Seal-Rite Microcentrifuge Tubes
H4 Other Microcentrifuge Tubes
H4 Screw Cap Microcentrifuge Tubes
H4 Eppendorf Microcentrifuge Tubes
H4 5 ml Flip Cap Centrifuge Tubes
H4 Conical Centrifuge Tubes
H4 Cuvettes and Vials
H4 Empty heading
H4 Empty heading
H4 PCR Tubes, Individual
H4 PCR Tubes, Strips and Caps
H4 Cryogenic Storage
H4 Micronic Storage Tubes
H4 Micronic Storage Tube Caps
H4 Racked Tubes
H4 Tube Accessories
H4 Empty heading
H4 Shop By Brand Duplicate text
H4 Seal-Rite
H4 TempAssure
H4 ArcticIce
H4 Greiner Bio-One
H4 Micronic
H4 Eppendorf Duplicate text
H4 Empty heading
H4 Specials Duplicate text
H4 Specials Duplicate text
H4 Empty heading
H4 Clearance Duplicate text
H4 All Clearance Duplicate text
H4 Storage & Supplies
H4 Labels
H4 Labels on Rolls (Hand Print)
H4 Labels on Laser Printable Sheets
H4 Direct Thermal Printer Labels
H4 Empty heading
H4 Boxes
H4 Plastic Boxes
H4 Cardboard Boxes
H4 Insulating Boxes
H4 Empty heading
H4 Racks
H4 Bench Top Racks
H4 Microcentrifuge Tube Racks
H4 Conical and Culture Tube Racks
H4 Multipurpose Tube Racks
H4 PCR Sample Racks
H4 Cryogenic Storage Duplicate text
H4 Chill Racks and Enzyme Storage
H4 Chest Freezer Racks
H4 Upright Freezer Racks
H4 Waterbath Racks
H4 Empty heading
H4 Other Lab Supplies
H4 Laboratory Film & Dispensers
H4 Tape
H4 Storage Bins
H4 Organizers and Acrylic Racks
H4 Pipette Stands Duplicate text
H4 Aluminum Blocks and Chambers
H4 Ice Buckets and Pans
H4 Notebooks
H4 Thermal Glass Beads
H4 Empty heading
H4 Specials Duplicate text
H4 Specials Duplicate text
H4 Empty heading
H4 Clearance Duplicate text
H4 All Clearance Duplicate text
H4 Cell Culture
H4 Shop By Type Duplicate text
H4 CytoOne Cell Culture
H4 Cell Culture Flasks
H4 Cell Culture Dishes
H4 Cell Culture Plates
H4 Serological Pipettes
H4 Petri Dishes
H4 Petri Dish Accessories
H4 Cell Culture Inserts
H4 Cell Scrapers
H4 Roller Bottles
H4 Specialty Cell Culture
H4 Empty heading
H4 Shop By Brand Duplicate text
H4 CytoOne
H4 Greiner Bio-One Duplicate text
H4 Cellstar
H4 Nunc
H4 Empty heading
H4 Specials Duplicate text
H4 Specials Duplicate text
H4 Empty heading
H4 Clearance Duplicate text
H4 All Clearance Duplicate text
H4 PCR
H4 Shop By Type Duplicate text
H4 PCR Tube Strips and Caps
H4 96-Well PCR Plates
H4 Individual PCR Tubes
H4 384-Well PCR Plates
H4 24-Well and 48-Well PCR Plates
H4 PCR Sealing
H4 PCR Accessories
H4 Eppendorf twin.tec Plates
H4 PCR Workstations
H4 Thermal Cyclers
H4 Empty heading
H4 Shop By Brand Duplicate text
H4 TempAssure Duplicate text
H4 TempPlate
H4 Seal-Rite Duplicate text
H4 AirClean Systems
H4 Eppendorf Duplicate text
H4 Empty heading
H4 Specials Duplicate text
H4 Specials Duplicate text
H4 Empty heading
H4 Clearance Duplicate text
H4 All Clearance Duplicate text
H4 Gloves & Safety
H4 Shop By Type Duplicate text
H4 Nitrile Gloves
H4 Chloroprene Gloves
H4 Disposable Spatulas
H4 Weigh Boats
H4 Biohazard Disposal
H4 Silicone Mats
H4 Storage Boxes
H4 Decontamination
H4 Empty heading
H4 Shop By Brand Duplicate text
H4 Layer4
H4 A+ Aloe® & AloeSense
H4 E-Grip®
H4 Sensation®
H4 Empty heading
H4 Specials Duplicate text
H4 Specials Duplicate text
H4 Empty heading
H4 Clearance Duplicate text
H4 All Clearance Duplicate text
H4 Well Plates & Film
H4 Well Plates
H4 Assay and Immunology Plates
H4 Cell Culture Plates Duplicate text
H4 Deep Well Plates
H4 Polypropylene Multiwell Plates
H4 UV Transparent Plates
H4 Microplates
H4 Reservoirs and Basins Duplicate text
H4 Plate Accessories
H4 Empty heading
H4 Film and Foil
H4 PCR Film/Foil
H4 Assay and Storage Film/Foil
H4 Gas Permeable Film
H4 Specialty Sheet Films
H4 Film Application Accessories
H4 Automation Roll Stock
H4 EasyApp Roll Film System
H4 Empty heading
H4 Shop By Brand Duplicate text
H4 Greiner Bio-One Duplicate text
H4 PlateOne
H4 CytoOne Duplicate text
H4 Nunc Duplicate text
H4 TempPlate Duplicate text
H4 Titer-Tops
H4 Empty heading
H4 Specials Duplicate text
H4 Specials Duplicate text
H4 Empty heading
H4 Clearance Duplicate text
H4 All Clearance Duplicate text
H4 Equipment
H4 Shop By Type Duplicate text
H4 Centrifugation
H4 Tube Mixers
H4 Vortexers
H4 Shakers, Rockers, Rotators
H4 Plate Mixers
H4 Dry Baths
H4 Homogenizers
H4 Disruptors
H4 Empty heading
H4 Empty heading
H4 Stir Plates
H4 Workstations
H4 Freezers
H4 Incubators
H4 Thermal Cyclers Duplicate text
H4 Cappers and Decappers
H4 Timers
H4 Electrophoresis
H4 Empty heading
H4 Shop By Brand Duplicate text
H4 USA Scientific
H4 Eppendorf Duplicate text
H4 AirClean Systems Duplicate text
H4 Micronic Duplicate text
H4 Omni
H4 Scientific Industries
H4 Empty heading
H4 Specials Duplicate text
H4 Specials Duplicate text
H4 Empty heading
H4 Clearance Duplicate text
H4 All Clearance Duplicate text
H4 Customer support
H4 Customer support Duplicate text
H4 SALES INFORMATION
H4 SALES INFORMATION Duplicate text
H4 ABOUT US
H4 ABOUT US Duplicate text
H4 PRODUCT INFORMATION
H4 PRODUCT INFORMATION Duplicate text
H4 INFORMACION EN ESPAÑOL
H4 INFORMACION EN ESPAÑOL Duplicate text
There are too many internal links (433) on this page.
Some anchor texts are used more than once.
15 links don't have an anchor text.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 1 external links on this page.
LinkAttributesAnchor text
/the-new-usascientific.comNEED HELP? TROUBLESHOOT AND FIND INFORMATION ABOUT OUR SITE HERE.
https://www.usascientific.com/A-TITLE USA Scientific, Inc
/user/loginLogin / Register
https://www.usascientific.com/faqCustomer Service
/tech-supportTechnical Support
/calibration/c/32Pipette Calibration and Service
/custom-formsCustom and OEM Products
/user/order-statusOrder status
/cartNo Text
/pipette-tips/c/153Pipette Tips
/tipone-pipette-tips/c/6TipOne Pipette Tips
/tipone-rpt-pipette-tips/c/9TipOne RPT Pipette Tips
/filter-pipette-tips/c/203Filter Tips
/speciality-tips/c/8Speciality Tips
/gel-loading-tips/c/242Gel-Loading Tips
/dispenser-tips/c/7Repeat Dispensing Tips
/serological-pipets/c/10Serological Pipets
/transfer-pipets/c/12Transfer Pipets
/automation-tips/c/36Automation Tips
/RESERVOIRS-BASINS/C/13Reservoirs and Basins
/-lts-compatible-tips/c/243LTS® Compatible Tips
/c/157TipOne
/tipone-rpt-pipette-tips/c/9TipOne RPT
/c/159Eppendorf Tips
/c/194Specials
/c/155All Clearance
/pipette-tips/c/153No Text
/pipettes-calibration/c/4Pipettes & Calibration
/ergoone-manual-pipettes/c/16ErgoOne Manual Pipettes
/eppendorf-manual-pipettes/c/15Eppendorf Manual Pipettes
/pipet-controllers/c/34Pipet Controllers
/repeating-pipettes-dispensers...Repeating Pipettes and Dispensers
/electronic-pipettes/c/26Electronic Pipettes
/calibration-infoCalibration
/pipette-racks2/c/154Pipette Stands
/ergoone-parts-service/c/31ErgoOne Parts and Service
/c/162ErgoOne
/c/163Eppendorf
/c/195Text duplicate Specials
/c/155Text duplicate All Clearance
/pipettes-calibration/c/4No Text
/tubes/c/5Tubes
/seal-rite/c/124Seal-Rite Microcentrifuge Tubes
/other-microcentrifuge-tubes/c/21Other Microcentrifuge Tubes
/screw-cap-microcentrifuge-tub...Screw Cap Microcentrifuge Tubes
/eppendorf-microcentrifuge-tub...Eppendorf Microcentrifuge Tubes
/5-ml-flip-cap-tubes/c/355 ml Flip Cap Centrifuge Tubes
/conical-centrifuge-tubes/c/38Conical Centrifuge Tubes
/cuvettes-vials/c/50Cuvettes and Vials
/pcr-tubes-individual/c/55PCR Tubes, Individual
/pcr-tubes-strips/c/66PCR Tubes, Strips and Caps
/cryogenic-storage/c/47Cryogenic Storage
/micronic-tubes/c/67Micronic Storage Tubes
/micronic-tube-caps/c/90Micronic Storage Tube Caps
/racked-tubes/c/71Racked Tubes
/tube-accessories/c/56Tube Accessories
/c/164Seal-Rite
/c/165TempAssure
/c/166ArcticIce
/c/167Greiner Bio-One
/c/168Micronic
/eppendorf-microcentrifuge-tub...Text duplicate Eppendorf
/c/196Text duplicate Specials
/c/155Text duplicate All Clearance
/tubes/c/5No Text
/storage-supplies/c/3Storage & Supplies
/labels-roll/c/148Labels on Rolls (Hand Print)
/labels-laser-print-sheets/c/129Labels on Laser Printable Sheets
/labels-direct/c/143Direct Thermal Printer Labels
/polypropylene-boxes/c/29Plastic Boxes
/cardboard-boxes/c/23Cardboard Boxes
/insulating-boxes/c/101Insulating Boxes
/bench-top-racks/c/145Bench Top Racks
/microcentrifuge-tube-racks/c/33Microcentrifuge Tube Racks
/conical-culture-tube-racks/c/39Conical and Culture Tube Racks
/multi-purpose-racks/c/40Multipurpose Tube Racks
/pcr-sample-racks/c/41PCR Sample Racks
/cryo-boxes-racks/c/42Text duplicate Cryogenic Storage
/CHILL-RACKS-ENZYME-STORAGE/C/44Chill Racks and Enzyme Storage
/CHEST-FREEZER-RACKS/C/45Chest Freezer Racks
/UPRIGHT-FREEZER-RACKS/C/49Upright Freezer Racks
/FOAM-RACKS/C/58Waterbath Racks
/lab-film-and-dispensers/c/122Laboratory Film & Dispensers
/tape/c/125Tape
/STORAGE-BINS/C/132Storage Bins
/ACRYLIC-RACKS/C/52Organizers and Acrylic Racks
/PIPETTE-RACKS/C/53Text duplicate Pipette Stands
/aluminum-blocks-chambers/c/69Aluminum Blocks and Chambers
/ice-buckets-pans/c/83Ice Buckets and Pans
/notebooks/c/147Notebooks
/thermal-glass-beads/c/151Thermal Glass Beads
/c/197Text duplicate Specials
/c/155Text duplicate All Clearance
/storage-supplies/c/3No Text
/cell-culture/c/1Cell Culture
/cytoone-cell-culture/c/139CytoOne Cell Culture
/cell-culture-flasks/c/135Cell Culture Flasks
/cell-culture-dishes/c/141Cell Culture Dishes
/cell-culture-plates/c/146Cell Culture Plates
/serological-pipettes/c/17Serological Pipettes
/petri-dishes/c/126Petri Dishes
/petri-dish-accessories/c/37Petri Dish Accessories
/cell-culture-inserts/c/138Cell Culture Inserts
/cell-scrapers/c/149Cell Scrapers
/roller-bottles/c/136Roller Bottles
/specialty-cell-culture/c/144Specialty Cell Culture
/cytoone-cell-culture/c/139CytoOne
/c/211Text duplicate Greiner Bio-One
/c/172Cellstar
/c/173Nunc
/c/198Text duplicate Specials
/c/155Text duplicate All Clearance
/cell-culture/c/1No Text
/pcr/c/43PCR
/pcr-tube-strips/c/60PCR Tube Strips and Caps
/96-well-pcr-plates/c/5496-Well PCR Plates
/individual-pcr-tubes/c/150Individual PCR Tubes
/384-well-pcr-plates/c/51384-Well PCR Plates
/24-well-48-well-pcr-plates/c/6424-Well and 48-Well PCR Plates
/PCR-SEALING/C/63PCR Sealing
/pcr-accessories/c/78PCR Accessories
/eppendorf-twin.tek-plates/c/79Eppendorf twin.tec Plates
/pcr-workstations/c/73PCR Workstations
/thermal-cyclers/c/89Thermal Cyclers
/c/174Text duplicate TempAssure
/c/175TempPlate
/c/176Text duplicate Seal-Rite
/c/177AirClean Systems
/c/178Text duplicate Eppendorf
/c/199Text duplicate Specials
/c/155Text duplicate All Clearance
/pcr/c/43No Text
/gloves-safety/c/59Gloves & Safety
/gloves-nitrile/c/77Nitrile Gloves
/gloves-chloroprene/c/70Chloroprene Gloves
/disp-spatulas/c/62Disposable Spatulas
/weigh-boats/c/65Weigh Boats
/solid-biohazard-disposal/c/80Biohazard Disposal
/silicone-mats/c/86Silicone Mats
/storage-boxes/c/85Storage Boxes
/decontamination/c/87Decontamination
/c/179Layer4
/c/180A+ Aloe® & AloeSense
/c/181E-Grip®
/c/182Sensation®
/c/200Text duplicate Specials
/c/155Text duplicate All Clearance
/gloves-safety/c/59No Text
/well-plates-film/c/57Well Plates & Film
/assay-immunology-plates/c/68Assay and Immunology Plates
/cell-culture-plates/c/81Text duplicate Cell Culture Plates
/deep-well-plates/c/74Deep Well Plates
/polypropylene-multiwell-plate...Polypropylene Multiwell Plates
/uv-transparent-plates/c/91UV Transparent Plates
/microplates/c/206Microplates
/reservoirs-basins2/c/76Text duplicate Reservoirs and Basins
/plate-accessories/c/95Plate Accessories
/pcr-film-foil/c/94PCR Film/Foil
/assay-storage-film-foil/c/105Assay and Storage Film/Foil
/gas-permeable-film/c/92Gas Permeable Film
/specialty-sheet-films/c/97Specialty Sheet Films
/film-accessories/c/102Film Application Accessories
/automation-roll-stock/c/106Automation Roll Stock
/easyapp-roll-film-system/c/140EasyApp Roll Film System
/c/184Text duplicate Greiner Bio-One
/c/244PlateOne
/c/185Text duplicate CytoOne
/c/183Text duplicate Nunc
/c/186Text duplicate TempPlate
/c/187Titer-Tops
/c/201Text duplicate Specials
/c/155Text duplicate All Clearance
/well-plates-film/c/57No Text
/equipment/c/93Equipment
/centrifugation/c/98Centrifugation
/tube-mixers/c/96Tube Mixers
/vortexers/c/110Vortexers
/shakers-rockers-rotators/c/116Shakers, Rockers, Rotators
/plate-mixers/c/104Plate Mixers
/dry-baths/c/123Dry Baths
/homogenizers/c/114Homogenizers
/disruptors/c/118Disruptors
/stir-plates/c/115Stir Plates
/workstations/c/121Workstations
/freezers/c/109Freezers
/incubators/c/108Incubators
/thermal-cyclers/c/89Text duplicate Thermal Cyclers
/cappers-decappers/c/131Cappers and Decappers
/timers/c/134Timers
/electrophoresis/c/128Electrophoresis
/c/188USA Scientific
/c/189Text duplicate Eppendorf
/c/191Text duplicate AirClean Systems
/c/192Text duplicate Micronic
/c/245Omni
/c/190Scientific Industries
/c/202Text duplicate Specials
/c/155Text duplicate All Clearance
/equipment/c/93No Text
/tipone-pipette-tips/c/6Text duplicate TipOne Pipette Tips
/tipone-rpt-pipette-tips/c/9Text duplicate TipOne RPT Pipette Tips
/filter-pipette-tips/c/203Text duplicate Filter Tips
/speciality-tips/c/8Text duplicate Speciality Tips
/gel-loading-tips/c/242Text duplicate Gel-Loading Tips
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www.usascientific.com
home - USA Scientific, Inc
USA Scientific manufactures and distributes high-quality laboratory plastics, equipment, and accessories. USA Scientific has been a trusted laboratory partner since 1982.

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