biodirectusa.com
Link authority for biodirectusa.com (registrable domain: biodirectusa.com) from the Common Crawl web graph: PageRank and harmonic centrality history since 2017, current scores, and the site's top backlink sources.
Web-graph authority (0-100)
Domain scores measure biodirectusa.com as a whole: every subdomain's links rolled up into one node of Common Crawl's domain-level web graph. Host scores measure the exact hostname biodirectusa.com. WWW scores cover the www variant of that hostname, which the graph tracks as its own entry since January 2026 (before that, www and bare host were merged). A big gap between domain and host usually means the domain's authority lives on other subdomains. PageRank is link-endorsement authority: how much weight the sites linking here carry themselves. Harmonic centrality measures reach: how close this site sits to the rest of the web when following links, which favors broadly connected sites over ones boosted by a few heavy linkers. All are normalized 0 to 100 within each crawl snapshot; a dash means that series does not exist for this site.
Homepage
What biodirectusa.com presents on its own homepage: the page title, description, and the social share markup it publishes. Pulled from https://biodirectusa.com.
| Title | Laboratory Automation Systems & Equipment | Copia Scientific |
|---|---|
| Description | Copia Scientific provides laboratory automation systems and equipment for modern labs, helping improve efficiency, accuracy, and workflow performance. |
| OG Title | Laboratory Automation Systems & Equipment | Copia Scientific |
| OG Description | Copia Scientific provides laboratory automation systems and equipment for modern labs, helping improve efficiency, accuracy, and workflow performance. |
| OG Site Name | Copia Scientific |
| Twitter Title | Laboratory Automation Systems & Equipment | Copia Scientific |
| Twitter Card | summary_large_image |
Social accounts and contact points
Where this site maintains a presence and every reachable route its homepage exposes: social accounts, contact pages, addresses, and content feeds.
| copiascientific (business) | |
| Youtube | CopiaScientific |
| X | ScientificCopia |
| Contact pages | https://biodirectusa.com/contactus |
|---|---|
| Phones |
877-267-4272 508-884-5015 |
| Blog | https://biodirectusa.com/blog/blogs-1 |
Structured data (JSON-LD)
The schema.org markup this homepage publishes: the machine-readable identity search engines and AI systems read. Types found: WebPage, FAQPage.
JSON-LD block (891 bytes)
{
"@context": "https://schema.org",
"@type": "Organization",
"name": "Copia Scientific",
"url": "https://www.copiasci.com/",
"logo": "https://www.copiasci.com/assets/images/8/copia-horiz-c61ee42e.svg",
"image": "https://www.copiasci.com/assets/images/8/copia-horiz-c61ee42e.svg",
"description": "Copia Scientific is a leading certified pre-owned laboratory equipment supplier offering new, refurbished and used certified lab equipment for your research.",
"telephone": "1-877-267-4272",
"areaServed": "US"
},
"sameAs": [
"https://www.linkedin.com/company/copiascientific",
"https://x.com/copiascientific"
]
"address": {
"@type": "PostalAddress",
"streetAddress": "245 Constitution Drive",
"addressLocality": "Taunton",
"addressRegion": "Massachusetts",
"postalCode": "02780",
"addressCountry": "USA"
},
}
JSON-LD block (558 bytes)
{"@context":"https://schema.org",
"@type":"WebPage",
"url":"https://www.copiasci.com/",
"name":"Laboratory Automation Systems & Equipment | Copia Scientific",
"description":"Copia Scientific provides laboratory automation systems and equipment for modern labs, helping improve efficiency, accuracy, and workflow performance.",
"publisher":{"@type":"Organization","name":"Copia Scientific"},
"keywords":"Laboratory equipment company, Laboratory automation solutions, Lab automation equipment, Laboratory instruments supplier, Laboratory automation systems"}
JSON-LD block (4,520 bytes)
{
"@context": "https://schema.org",
"@type": "FAQPage",
"mainEntity": [{
"@type": "Question",
"name": "What's the difference between certified pre-owned and used lab equipment?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Certified pre-owned equipment is tested, validated, and often comes with a warranty, while used equipment may not be."
}
},{
"@type": "Question",
"name": "Do you offer warranties on pre-owned equipment?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Yes, we offer warranties—180 days standard, with up to 1-year warranties for specific instruments like liquid handlers."
}
},{
"@type": "Question",
"name": "Can you help us integrate equipment into our existing lab setup?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Absolutely. We provide integration services to seamlessly incorporate new or pre-owned equipment into your workflows."
}
},{
"@type": "Question",
"name": "What support is available after the purchase?",
"acceptedAnswer": {
"@type": "Answer",
"text": "We offer installation, training, repairs, and ongoing service contracts for continued support."
}
},{
"@type": "Question",
"name": "How do I know which equipment is right for my lab?",
"acceptedAnswer": {
"@type": "Answer",
"text": "We start with a discovery call to understand your needs and guide you through the selection process."
}
},{
"@type": "Question",
"name": "What is certified pre‑owned lab equipment?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Certified pre‑owned instruments and lab equipment are inspected, refurbished, performance‑tested, and documented to meet original standards."
}
},{
"@type": "Question",
"name": "Why choose pre-owned lab equipment over new?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Certified pre‑owned lab equipment delivers reliable performance at a fraction of the cost of new equipment."
}
},{
"@type": "Question",
"name": "How does Copia 360 simplify equipment acquisition?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Copia 360 manages sourcing, certification, installation, calibration, and integration to streamline the entire process."
}
},{
"@type": "Question",
"name": "How does Copia certify and refurbish lab equipment?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Lab equipment undergoes mechanical and electronic evaluation, parts replacement, calibration to manufacturer specs, and documented testing."
}
},{
"@type": "Question",
"name": "How does refurbished laboratory equipment maintain quality?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Strict testing and calibration ensure refurbished equipment performs like new and maintains research integrity."
}
},{
"@type": "Question",
"name": "What warranty covers pre-owned lab equipment?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Each pre-owned lab equipment comes with a 180‑day warranty, with options to extend up to a year for parts and labor."
}
},{
"@type": "Question",
"name": "What support services benefit the pre-owned lab equipment users?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Lab Squad provides technical support, Assay Guru offers consulting, and Lab Integrators tailors workflow automation."
}
},{
"@type": "Question",
"name": "How does pre-owned lab equipment fit lab workflows?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Copia customizes integration to work with existing lab infrastructure, so certified lab equipment enhances rather than disrupts workflows."
}
},{
"@type": "Question",
"name": "What cost benefits come from buying certified pre-owned lab equipment?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Certified pre-owned lab equipment typically costs 35–50 % less than new, freeing budget for other needs."
}
},{
"@type": "Question",
"name": "What certified pre-owned lab equipment is available?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Copia’s lab equipment inventory includes liquid handlers, microplate readers and washers, centrifuges, thermal cyclers, storage devices, robotics, DNA processing tools, and integrated systems."
}
}]
}
Authority over time
Every Common Crawl web-graph release since 2017, roughly quarterly. The domain series goes back to 2017; Common Crawl only began publishing the host-level graph in 2020, so host lines start there. Click a legend entry to show or hide that line. Flat lines are normal for established sites; watch for sustained rises or drops, which track real gains or losses in who links here.
A note on www: through the end of 2025 the source web graph merged www and non-www hostnames into the bare name, so one host line covers both. Starting in January 2026 the graph splits them into separate entries, which is why www can carry its own scores going forward.
Backlink counts
Unique linking domains seen in Common Crawl's link graphs. This is a different dataset than the 0-100 authority scores above: these are raw counts, host-level for biodirectusa.com and domain-level for biodirectusa.com with all its subdomains combined. Common Crawl covers a large sample of the web, not all of it, so treat counts as comparable between sites rather than absolute totals.
Top backlinks in the domain graph
Common Crawl publishes two link graphs. The DOMAIN graph connects whole domains: every link from any page of one domain to any page of another. This table shows the highest-authority domains linking to biodirectusa.com (including its subdomains), ranked by the linker's PageRank. The table shows the top 7; the download carries the full stored list (up to 10,000 linkers) as JSON. Click a linker for its own site profile.
| Linking Site | Linker PageRank | Linker Harmonic Centrality |
|---|---|---|
| akosgmbh.de | 21 | 21 |
| worldbusinesspromote.com | 19 | 18 |
| dltech.forum | 17 | 18 |
| labcritics.com | 16 | 22 |
| biosciregister.com | 15 | 20 |
| bioxchange.org | 10 | 17 |
| akosgmbh.com | 6 | 13 |
Top backlinks in the host graph
The HOST graph connects exact hostnames, so subdomains count separately. This table shows the highest-authority hosts linking to biodirectusa.com specifically, ranked by the linker's PageRank. The table shows the top 2; the download carries the full stored list (up to 10,000 linkers) as JSON. Click a linker for its own site profile.
| Linking Site | Linker PageRank | Linker Harmonic Centrality |
|---|---|---|
| worldbusinesspromote.com | 17 | 13 |
| dltech.forum | 16 | 11 |