Kohler C3-430 Homeowner's Manual page 37

SUBSTANCES INCLUDED
〇：indicates that the contents of the hazardous substance in all
homogeneous materials of the part is below the prescribed limit in the current
effective version of GB/T 26572.
╳：indicates that the content of the hazardous substance in at least one
homogeneous materials of the part exceeds the prescribed limit in the current
effective version of GB/T 26572.
*indicates that some models contain this part.
Note: The information provided in this table is based on the data provided by
suppliers and test results from Kohler. This product adopts the environmental
protection concept. Under the current technique, the use of all hazardous
substances or elements has been minimized. Kohler will keep striving to
reduce the use of these substances by improving on the existent technology.
This product's "environment-friendly use period" is 10 years.
Kohler specifies this duration according to the product design
features. The "environment-friendly use period" is valid only when
the product is used in normal conditions which are described in
the Homeowners Guide.
Kohler Co. 37 1383682-A01-C