A missing reagent, unclear approval, or unexpected backorder can interrupt a planned experiment. A clear purchasing process helps researchers get the right supplies at the right time while giving the teams supporting them the information they need.
This guide covers the steps, responsibilities, and common delays in lab supply purchasing, as well as practical ways to improve the process.
Purchasing fulfills a specific need, while broader life sciences procurement strategy sets supplier relationships, contracts, sourcing priorities, and purchasing policies. The two work together: procurement establishes the arrangements, and purchasing uses them to obtain supplies for research.
Lab purchases must meet scientific requirements as well as price and delivery needs. A particular manufacturer, catalog number, concentration, grade, or formulation may be essential to an experiment. A similar product is not automatically an acceptable substitute.
Availability matters, too. A lower price offers little benefit if the material arrives after the experiment is scheduled. Storage conditions, shipping requirements, remaining shelf life, and receiving arrangements can all affect the decision.
Documentation and supplier checks depend on the research setting and intended use. Exploratory research, regulated studies, and manufacturing may follow different procedures. Teams should collect product documentation, lot information, and supplier approvals where their organization's procedures require them.
A purchasing platform can help maintain records and route requests, but the organization still needs to define which checks apply.
Lab supply purchasing follows eight steps: define the need, check inventory, compare options, submit a request, obtain approval, place the order, receive the supplies, and reconcile the invoice. Systems and responsibilities vary, but the product requirements and required delivery date should stay attached to the purchase throughout.
For more detail on coordinating orders across suppliers, see our guide to ordering lab supplies online
Scientists, Research Operations, procurement, and finance share responsibility for lab supply purchasing. Scientists define what the experiment needs; the supporting teams coordinate supplies, supplier arrangements, approvals, and payment. In smaller labs, one person may cover several roles.
Quality, safety, legal, and IT teams may participate when their expertise is needed. Suppliers provide product information, confirm fulfillment, and help resolve order problems.
Research Operations teams connect these responsibilities to scientists' daily needs. By making ownership explicit for approvals, backorders, and receiving discrepancies, researchers don't have to chase every step.
An approval backlog and a supplier backorder require different responses. Use our lab purchasing workflow diagnostic checklist to assess gaps in your current process.
Improve lab supply purchasing by capturing complete requests, keeping supplier access clear, matching approvals to the purchase, and assigning owners to exceptions. Start with the recurring problems your team encounters.
A lab purchasing platform can bring product search, supplier comparisons, requests, and order tracking into a shared workflow. Researchers need exact product information and delivery updates. Procurement and finance need approval, order, receipt, and invoice records.
Shared lists and order history can make repeat purchases easier. A clear route for specialized suppliers helps teams handle products outside the usual catalog.
Connections to enterprise resource planning (ERP) and procure-to-pay (P2P) systems can reduce repeated data entry. When evaluating lab ERP and P2P integrations, confirm which information passes between systems and which steps remain manual.
Our guide to choosing a lab supply marketplace covers detailed selection criteria.
Track request-to-order time, delivery against the required date, purchasing-related experiment delays, and the amount of correction or follow-up needed. Together, these measures show how the process performs and where it affects research.
Use consistent start and end points. For example, APQC's purchase-order cycle-time definition measures the time between receiving a purchase requisition line item and sending the purchase order to the supplier. If you compare results with external benchmarks, check that the measurement boundaries match.
Review results by site or workflow stage so an overall average does not hide a recurring problem.
ZAGENO's lab supply marketplace connects product search, supplier comparisons, and multi-supplier ordering in one environment. Researchers can compare product information and pricing, build orders, and reuse order history and shared lists.
Order tracking and backorder notifications help labs follow purchases after ordering. Configurable approval workflows, consolidated billing options, and purchasing-system integrations connect the work of scientists, procurement, and finance.
Use your lab's products and purchasing requirements to assess the fit. A demonstration can show how the proposed setup handles your supplier needs, approval routes, and system connections.
Submit a non-catalog request or quote through your organization's designated route. Include the manufacturer, catalog number, specifications, quantity, required delivery date, and any supplier quote. The purchasing team can determine whether an existing channel can supply it or whether a new supplier needs onboarding.
Bulk buying may suit products with predictable demand, sufficient shelf life, and enough storage capacity. Compare the total cost with the quantity the lab expects to use before expiry. Smaller orders may be more suitable when demand is uncertain or protocols are changing.
Use the organization's urgent purchasing route. State the required delivery date and explain which planned work is affected. Confirm availability and shipping arrangements. If a different product is proposed, obtain the appropriate scientific review before ordering it.