At a glance

PVDF (Kynar®) is the most economical tank material for Potassium Hypochlorite, rated Excellent. Nylon is also rated Good or better. Rated Fair (contact us before use): HDPE tanks and HDPE fittings.

Excellent No or minor effect. Recommended.
Good Slight effect. Generally suitable.
Fair Moderate effect. Limited or conditional use — contact us.
Not Recommended Severe effect. Do not use.
No Data Not tested. Contact us before use.

Tank Resins

How Potassium Hypochlorite works with the plastics used to make our storage tanks.

Material	Rating
HDPE	Fair
Polypropylene	No Data
Nylon	Good
PVDF (Kynar®)	Excellent

Fittings

How Potassium Hypochlorite works with the plastics used for tank fittings.

Material	Rating
HDPE	Fair
PVC	Good
CPVC	No Data
Polypropylene	No Data
PVDF	Excellent

Gaskets & O-Rings

How Potassium Hypochlorite works with gasket and O-ring materials.

Material	Rating
Buna-N	Excellent
EPDM	Excellent
Viton®	No Data

Metals

How Potassium Hypochlorite works with the metals used for fittings and bolts.

Material	Rating
316 Stainless Steel	Good
Hastelloy	Good
Titanium	No Data
Aluminum	No Data SEVERE EFFECT