ANSI/ASSE 1055-2009

Performance Requirements for Chemical Dispensing Systems

Chemical dispensing systems provide a means of mixing potable water with chemicals to provide the user with a chemical solution which is ready for use. The amount of dilution shall be fixed or adjustable. This standard applies to those devices classified as chemical dispensing systems having a self-contained means of backflow protection. The devices shall be classified as follows: (a) Type A: These devices have the chemical(s) pressurized above atmospheric pressure; and (b) Type B: These devices do not pressurize the chemical(s) above atmospheric pressure. The only source of back pressure comes from an elevated hose.

American Society of Sanitary Engineering [asse-sanitary]

Others Also Bought
American National Standard for Emergency Eyewash and Shower Equipment
Product safety information in product manuals, instructions, and other collateral materials
Product safety signs and labels
Document History
Included in Packages
This standard is not included in any packages.
Amendments & Corrections
We have no amendments or corrections for this standard.