CPSC Recall in 2021: Pro Supply Outlet Recalls Sodium and Potassium Hydroxide Products Due to Failure to Meet Child-Resistant Packaging Requirement and Violation of FHSA Labeling Requirement (Recall Alert)

Updated on January 18, 2026.

See the recall details below. You can also see similar information for other consumer product recalls in 2021.

Data Source: CPSC.

Recall Number: 21-749

Date: May 20, 2021

Product Name: Pro Supply Outlet (PSO) Sodium and Potassium Hydroxide

Recall Description:

This recall involves Pro Supply Outlet sodium and potassium hydroxide products sold in two-pound rigid white plastic jars with continuous thread caps.  The front of the label bears the PSO logo, the product name, SKU 7023 and UPC 7834500453 for the sodium hydroxide and SKU 7132 and UPC 7834500462 for the potassium hydroxide.

Hazard Description:

The products contain sodium hydroxide or potassium hydroxide which must be in child resistant packaging, as required by the Poison Prevention Packaging Act (PPPA).  The packaging of the products is not child resistant, posing a risk of chemical burns and irritation to the skin and eyes.  In addition, the label on the product violates the Federal Hazardous Substance Act (FHSA) by omitting the word “poison” for poisonous chemicals.

Consumer Action:

Remedy Type:

Replace

Units: About 2,600

Incidents:

No incidents or injuries have been reported.

Sold At:

Amazon.com, eBay.com, Etsy.com and prosupplyoutlet.com from January 2018 through March 2021 for about $15.

Manufactured In:

United States