Zinc Sulfate Monohydrate (Jost Chemical) – Lead contamination (2023)
Class II: A situation in which use of, or exposure to, a violative product may cause temporary or medically reversible adverse health consequences or where the probability of serious adverse health consequences is remote
Class II recall indicates potential for temporary health effects.
This AI-generated summary is provided for general informational purposes only and is derived from publicly available recall notices. It supplements but does not replace official agency classifications or safety instructions.
Check Your Product
According to the U.S. Food and Drug Administration (FDA)
Product
Zinc Sulfate Monohydrate, USP, Powder. Net Wt: 55 lb / 25 kg. Jost Chemical 8150 Lackland, St. Louis, MO 63114. Caution: For Manufacturing, Processing, or Repacking.
Brand
Jost Chemical Co
Lot Codes / Batch Numbers
Lot 29892013
Products Sold
Lot 29892013
Jost Chemical Co is recalling Zinc Sulfate Monohydrate, USP, Powder. Net Wt: 55 lb / 25 kg. Jost Chemical 8150 Lackland, St. Lou due to Zinc Sulfate Monohydrate, USP may contain elevated levels of lead.. This is a Class I recall, indicating a high risk of serious health consequences. Based on FDA enforcement report.
Summary derived from FDA notice
Reason for Recall
As stated by FDA
Zinc Sulfate Monohydrate, USP may contain elevated levels of lead.
Recommended Action
Per FDA guidance
Consumers should stop using the product and contact the recalling firm or return it to the place of purchase.
Verify this information on the official source
For complete details and official instructions, check the U.S. Food and Drug Administration (FDA) directly.
View official FDA recall noticePage updated: Jan 6, 2026