SODIUM HYPOCHLORITE (<20%) Chemical Compatibility

Sodium Hypochlorite is a very common storage application. It is harmed by UV rays and by heat. The use of a light or white colored tank with opaque walls is recommended. PVC Fittings are good while PVDF fittings are more expensive but excellent. Viton gaskets are excellent.

At a glance

HDPE is the most economical tank material for Sodium Hypochlorite (<20%), rated Excellent. Polypropylene and PVDF (Kynar®) are also rated Good or better. Rated Fair (contact us before use): 316 stainless steel hardware.

  • 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 Sodium Hypochlorite (<20%) works with the plastics used to make our storage tanks.

Material Rating
HDPE Excellent
Polypropylene Excellent
Nylon No Data SEVERE EFFECT
PVDF (Kynar®) Excellent

Fittings

How Sodium Hypochlorite (<20%) works with the plastics used for tank fittings.

Material Rating
HDPE Excellent
PVC Excellent
CPVC Excellent
Polypropylene Excellent
PVDF Excellent

Gaskets & O-Rings

How Sodium Hypochlorite (<20%) works with gasket and O-ring materials.

Material Rating
Buna-N Good
EPDM Good
Viton® Excellent

Metals

How Sodium Hypochlorite (<20%) works with the metals used for fittings and bolts.

Material Rating
316 Stainless Steel Fair
Hastelloy Excellent
Titanium No Data
Aluminum No Data