Supply Chain Management main glossary
This is a glossary of key terms used throughout the site.
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Batch (lot) is a defined quantity of starting material and packaging which goes through a single production and is expected to be homogeneous. The size of the batch depends on fixed quantity or amount produced in a fixed time interval.
Batch number (lot number) is a unique combination of numbers and/or letters given to a batch and corresponding labels, certificate of analysis and other documentation.
Batch release (lot release) is a procedure by which different batches are tested to assess if it meets all the required product specifications as defined by the relevant pharmacoopoeial standards.
Buffer stock is a synonym of safety stock, the stock that is kept in reserve in case an item is unavailable from the supplier or a sudden increase occurs in demand. This may be determined at 3-6 months, or calculated as a % of the annual quantity required, depending on the country and system.