What Is Product Testing?

Product testing evaluates stated characteristics such as function, safety, durability, composition or performance using an agreed method.

Product testing evaluates stated characteristics such as function, safety, durability, composition or performance using an agreed method. Testing may support development, supplier approval, production release or market compliance.

Product Testing: control and evidence
AreaWhat the record should show
ControlDefine the test purpose, method, sample source, conditions, acceptance limits and laboratory or equipment requirements before submitting samples.
EvidenceRetain sample identity, chain of custody where needed, method, equipment, conditions, raw results, conclusion and approved deviations.
TradeoffA passing sample does not prove that every production unit is identical. Link testing to process control and batch traceability.

When it matters

Define the test purpose, method, sample source, conditions, acceptance limits and laboratory or equipment requirements before submitting samples.

Review before approval

Retain sample identity, chain of custody where needed, method, equipment, conditions, raw results, conclusion and approved deviations.

A passing sample does not prove that every production unit is identical. Link testing to process control and batch traceability.

Related terms

supplier qualification, strategic sourcing, landed cost.