Laboratories buy against a protocol. A researcher does not want a tube, they want the catalogue number their method specifies, in the grade the method specifies, with a certificate of analysis for the lot that arrives. Substitutions are not casual. Changing a supplier or a grade midway through a study means revalidating, so the store that is easy to specify at the start keeps the work for years.
We write growth plans for lab equipment and consumables suppliers that already sell online. The plan covers catalogue number and CAS number search that actually works, product pages carrying grade, purity, storage and certificate access as text, a quote to requisition path that survives an institutional approval chain, shipping rules that tell the truth about cold chain and hazardous goods, and campaigns timed to the grant and fiscal cycles that decide when money is spent.
It also covers which parts of a lab catalogue can be advertised at all, since several product groups are restricted.
The person who chooses the product is rarely the person who buys it. A postdoc, technician or scientist finds the item, checks the specification against the method, and produces a catalogue number and a price for someone else to process. That handover is why quotes matter so much. The quote has to carry the institution's details, a validity date and line items that match the requisition exactly, or it bounces back.
Most institutions route the order through a procurement system, and larger buyers prefer suppliers whose catalogue can be reached from inside that system. Terms are standard, tax exemption is common, and payment often arrives long after delivery. Anything that forces a card payment at checkout will lose an academic account.
Money arrives in cycles. Grants have start and end dates, departments have fiscal year ends, and unspent budget has to be committed before a cut off, which produces a rush of orders in specific weeks and near silence afterwards. Suppliers who plan campaigns and stock around those weeks capture disproportionate revenue.
Delivery has physical constraints the rest of ecommerce does not. Cold chain items need packing and a delivery day when someone is present, hazardous goods carry documentation and carrier limits, and instruments have lead times measured in weeks with installation and calibration to arrange after arrival.