This Standard defines the technical requirements for the bar code symbology known as 93i. It specifies 93i characteristics, data character encodation, dimensions, decoding algorithms and the application parameters that need to be defined by users. It specifies the Symbology Identifier prefix strings for 93i symbols. 93i is designed to be compatible with Code 93 Symbology applications. This download includes the companion files. Publication date: November 1999 This product is a single user license only. Copying and/or networking is prohibited. By purchasing this product, you agree to abide by the AIM End User License Agreement.