Rates & delivery times
We ship within the United States with USPS. Choose your speed at checkout.
Standard
$10
USPS Ground Advantage
3–5 business days after dispatch
Priority
$25
USPS Priority Mail
1–3 business days after dispatch
Overnight
$50
USPS Priority Mail Express
Overnight to most US addresses, 1–2 business days at most
Free Priority Mail on orders of $300 or more. It is applied automatically at checkout.
Delivery times are USPS estimates and start once your order leaves us. Weather, holidays and remote addresses can add time.
Order processing
- You place your order and receive a confirmation email.
- We pack and ship it within 24 hours on business days, from the United States.
- USPS delivers it at the speed you chose at checkout.
Tracking
Every order is tracked. We email your tracking number when the order ships, and you can also find it under My account.
What’s in the box
Each shipment includes the batch-specific Certificate of Analysis and lot documentation for the enclosed reference materials. Materials are packed for stable transit, consistent with laboratory handling standards.
Delivery issues
Please check your package when it arrives. If anything is damaged, missing or incorrect, contact support and we will handle it under our Refund & Returns Policy, within the window stated there.
Research use
Vitro Labs supplies analytical-grade biochemical reference standards and laboratory research materials to qualified research customers. Materials are intended exclusively for in-vitro research, analytical method development, identity verification, and laboratory evaluation. Products are not intended for human or animal consumption, therapeutic use, clinical use, diagnostic use, dietary supplementation, dosing, injection, ingestion, or administration.
