Free Shipping on Orders Over $199
Order early for pre-holiday delivery. Flinn will be closed December 24th, 2025,
through January 4th, 2026, reopening Monday, January 5th, 2026.
Orders received after 10:30 AM Central Time on Tuesday, December 23rd, 2025,
will ship after we return.
Price: $43.75
This item is temporarily out of stock. The expected available to ship date is 12/26/2025
Hazard Alert
Contact with acids or acid fumes may liberate flammable and poisonous hydrogen sulfide gas. Strong skin and mucous membrane irritant; toxic by skin absorption; vapor harmful. Even low concentrations may cause headache and general discomfort.
This item can only be shipped to schools, museums and science centers
1-800-452-1261
Ammonium Sulfide