Any characteristic that can help in defining or classifying a particular system. That is, a parameter is an element of a system that is useful, or critical, when identifying the system, or when evaluating its performance, status, condition, etc.
A batch tells about a quantity of a particular product, which is processed or produced at the same time with the same parameters. The materials produced in such batch have the same values and characteristics. While, the batch record gives the information about a particular batch product and helpful in knowing whether the product has gone through GMP (Good Manufacturing Process).
A batch explains about a quantity of a specific product that is processed at the same time and consists of same parameters. The produced materials in this batch have the same characteristics and values. The batch record provides the data about a specific batch and helps to know whether the product has gone through Good Manufacturing Process (GMP).