Recall · CPSC (US)
Williams Advanced Materials & Chemicals Recalls Three Chemical Products Due to Failure to Meet Child-Resistant Packaging Requirement and Violation of FHSA Labeling Requirement (Recall Alert)
Yes. Williams Advanced Materials & Chemicals Inc., of Clairton, Pa.'s product was recalled on May 27, 2021 by CPSC (US). Reported hazard: The products Sodium Hydroxide, Heptane, or Naphtha must be in child resistant packaging, as required by the Poison Prevention Packaging Act (PPPA). The packaging of the products is not child resistant. The sodium hydroxide poses a risk of chemical burns and irritation to the skin and eyes. The heptane and naphtha pose a risk of eye, nose and throat irritation, headache, lightheadedness, dizziness, lack of coordination and loss of consciousness. In addition, the label on the products violates the Federal Hazardous Substance Act (FHSA) by omitting mandatory information on the packaging. What to do: Consumers should immediately store the recalled products in a safe location out of reach of children and contact Williams Advanced Materials & Chemicals for a free replacement child-resistant cap and label. Williams Advanced Materials & Chemicals is contacting all purchasers directly.
Data updated September 22, 2026 · Source: official CPSC (US) recall data, checked daily

What was recalled
This recall involves Williams Advanced Materials & Chemicals sodium hydroxide, heptane, and naphtha. The sodium hydroxide, also called lye or caustic soda, was sold in either a jar with a continuous thread cap or resealable silver bag available in one-pound, two-pound and five-pound sizes. The naphtha was sold in a metal can in one-half gallon and gallon sizes. The heptane was sold in a metal can in quart, one-half gallon and gallon sizes. The WAM&C logo and the product name are printed on a white label at the front of the product.
The hazard
CPSC (US) flagged this Williams Advanced Materials & Chemicals Inc., of Clairton, Pa. product for the following risk:
The products Sodium Hydroxide, Heptane, or Naphtha must be in child resistant packaging, as required by the Poison Prevention Packaging Act (PPPA). The packaging of the products is not child resistant. The sodium hydroxide poses a risk of chemical burns and irritation to the skin and eyes. The heptane and naphtha pose a risk of eye, nose and throat irritation, headache, lightheadedness, dizziness, lack of coordination and loss of consciousness. In addition, the label on the products violates the Federal Hazardous Substance Act (FHSA) by omitting mandatory information on the packaging.
What to do
If you own a Williams Advanced Materials & Chemicals Inc., of Clairton, Pa. product, here is the remedy CPSC (US) lists:
Consumers should immediately store the recalled products in a safe location out of reach of children and contact Williams Advanced Materials & Chemicals for a free replacement child-resistant cap and label. Williams Advanced Materials & Chemicals is contacting all purchasers directly.
Original recall notice: CPSC (US) →
Common questions
Is the Williams Advanced Materials & Chemicals Inc., of Clairton, Pa. product recalled?
Yes. Williams Advanced Materials & Chemicals Inc., of Clairton, Pa.'s product was recalled on May 27, 2021 by CPSC (US). Reported hazard: The products Sodium Hydroxide, Heptane, or Naphtha must be in child resistant packaging, as required by the Poison Prevention Packaging Act (PPPA). The packaging of the products is not child resistant. The sodium hydroxide poses a risk of chemical burns and irritation to the skin and eyes. The heptane and naphtha pose a risk of eye, nose and throat irritation, headache, lightheadedness, dizziness, lack of coordination and loss of consciousness. In addition, the label on the products violates the Federal Hazardous Substance Act (FHSA) by omitting mandatory information on the packaging.
What should I do if I have this product?
Consumers should immediately store the recalled products in a safe location out of reach of children and contact Williams Advanced Materials & Chemicals for a free replacement child-resistant cap and label. Williams Advanced Materials & Chemicals is contacting all purchasers directly.
Where can I read the official recall notice?
The original notice is published by CPSC (US) — linked directly from this page.
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