NSF Product and Service Listings

These NSF Official Listings are current as of Monday, July 22, 2024 at 12:15 a.m. Eastern Time. Please contact NSF to confirm the status of any Listing, report errors, or make suggestions.

Alert: NSF is concerned about fraudulent downloading and manipulation of website text. Always confirm this information by clicking on the below link for the most accurate information: http://info.nsf.org/Certified/PwsComponents/Listings.asp?Company=C0699614&Standard=061&


NSF/ANSI/CAN 61
Drinking Water System Components - Health Effects

NOTE: Unless otherwise indicated for Materials, Certification is only for the Water Contact Material shown in the Listing. Click here for a list of Abbreviations used in these Listings. Click here for the definitions of Water Contact Temperatures denoted in these Listings. Products certified to NSF/ANSI/CAN 61 comply with the health effects criteria in NSF/ANSI/CAN 600.

 
Polytek Development Corp 
55 Hilton Street
Easton, PA 18043 
United States 
800-858-5990 
610-559-820
Visit this company's website


Facility : South Saint Paul, MN

Joining and Sealing Materials

    Water Water
    Contact Contact
Trade Designation Size Temp Material

Adhesives
CPD 4501A Curative and CPD 4501B Prepolymer[1] [2] [3] D. HOT ADH 

[1] Mix ratio is 100:62.5 (A:B) by weight.
[2] Minimum cure time is 24 hours at 77°F.
[3] Certified for a maximum surface area to volume ratio of 7.26 sq. in./L.


Mechanical Devices

    Water Water
    Contact Contact
Trade Designation Size Temp Material

Miscellaneous Process Devices/Components
CPD 4358A Resin and CPD 4358B Hardener[1] [2] CLD 23 EPOXY
CPD 4358A Resin and CPD 4359B Hardener[3] [2] CLD 23 EPOXY 

[1] Number of coats: 1
    Final cure time/temperature: 24 hours at 77°F.
    Special comments: Mix ratio is 100:45 A:B by weight, or 2:1 A:B by volume.  Post cure at
    77°F for 24 hours.
[2] Certified for use as a filament winding resin for outerwrap of reverse osmosis filter
    elements 8” x 40” in size with a minimum daily flow of 1,325 liters per day.
[3] Number of coats: 1
    Final cure time/temperature: 24 hours at 77°F.
    Special comments: Mix ratio is 100:50 A:B by weight, or 100:56 A:B by volume.  Post cure
    at 77°F for 24 hours.

Number of matching Manufacturers is 1
Number of matching Products is 3
Processing time was 0 seconds