Guides
Practical guides for buyers
Short, plain answers to the questions we hear most. Each guide shows when it was last checked.
Ordering
How to send a request we can quote fast
What to include so we can come back with a firm price in two working days.
Last reviewed 31 Oct 2026 CalibrationCalibration certificates: what to check
What SAC-SINGLAS accreditation means, and what a certificate should show.
Last reviewed 31 Oct 2026 ProcurementBuying from a small vendor by PO
What your procurement team will ask for, and the documents to expect.
Last reviewed 31 Oct 2026Have a list ready?
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