Usage is a special feature that specifies a level (or rating) at which a data record may be accessible. It also specifies which validity area the data record has ( See also: MSDS Jurisdiction.

Characteristic value assignment depends on the following objects:

• The substance characteristic type generally specifies the data type. You can use the following types:

• Substance Characteristic Type Substance Property
• Substance Characteristic Type Substance Composition
• Substance Characteristic Type Substance Listing

• You can allocate substance characteristic categories to each substance characteristic type in Customizing for Product Safety in the IMG activity Set up substance characteristic categories. You allocate a class of class type 100 (substance characteristic value) to each substance characteristic category. You maintain the class in R/3 Classification System.

• You can create characteristics for each class that are then transferred to the corresponding substance characteristic category. After you have included the substance characteristic category in the properties tree in the IMG activity Set up properties trees, and have carried out the Adjust characteristic category - characteristics.function in Master Data Adjustment, you can call the substance characteristic category in R/3 Product Safety and enter actual values for the characteristics.

• You have set up a properties tree in Customizing for Product Safety ( See also: Prerequisites under Using the Properties Tree).

• So that you can use phrases for characteristic value assignment, you must have maintained phrases in Phrase Management accordingly ( See also: Phrase Management).

• Assessments

• Sources

• User-Defined Texts

• Usage

For substance characteristic categories composition and substance listing, Product Safety also has the Component Overview function.

Editing Substance Characteristic Values

For more information about maintaining dangerous goods data, see Dangerous Goods Basic Data (Process: Dangerous Goods Classification).