Is Ammonium nitrate safe for babies and kids?
High risk for kidsInfants are more vulnerable to Ammonium nitrate than children or adults due to immature hepatic/renal clearance, higher intake-to-body-weight ratio, rapid organ development, and increased gastrointestinal absorption.
What is ammonium nitrate?
Also known as: AN, Nitram, Ammonium saltpeter, Nitramoncal.
- CAS number
- 6484-52-2
- Molecular formula
- H4N2O3
- Molecular weight
- 80.04 g/mol
- SMILES
- [NH4+].[N+](=O)([O-])[O-]
- PubChem CID
- 22985
Risk for babies
High riskInfants are more vulnerable to Ammonium nitrate than children or adults due to immature hepatic/renal clearance, higher intake-to-body-weight ratio, rapid organ development, and increased gastrointestinal absorption.
Neonates and infants up to 12 months have incomplete blood-brain barrier development, immature Phase I/II metabolic enzymes (particularly CYP3A4, UGT1A1), and higher gastrointestinal permeability. Equivalent doses produce higher internal concentrations and longer residence times.
Risk for pregnant and nursing people
Context-dependentPregnancy alters the metabolism and distribution of Ammonium nitrate, potentially increasing fetal exposure. The developing embryo/fetus is vulnerable during organogenesis (weeks 3-8) and neurological development. Placental transfer should be assumed.
No specific reproductive toxicity data identified, but pregnancy-specific safety data is limited for most chemicals. Precautionary minimization of exposure is recommended.
Regulatory consensus
2 regulatory and scientific bodies have classified Ammonium nitrate. The classifications differ — that's the data.
| Agency | Year | Classification | Notes |
|---|---|---|---|
| EU | 2019 | Oxidising Solid Cat. 3 (H272); regulated under REACH Annex XVII entry 58 and EU Regulation 2019/1148 (precursor explosives) | |
| DHS | 2007 | Chemical Facility Anti-Terrorism Standards (CFATS) — Chemicals of Interest |
Regulators apply different standards of evidence — animal-data weighting, exposure-pattern assumptions, epidemiological power thresholds — which is why two scientific bodies can review the same data and reach different conclusions. The disagreement is the data.
Where kids encounter ammonium nitrate
- Agriculture
- Water
- Industrial
- Cold Packs
Safer alternatives
Lower-risk approaches that achieve a similar outcome to Ammonium nitrate:
-
Calcium ammonium nitrate (CAN)
Trade-offs: Lower N content (26-28% vs 34%). Reduced explosion risk due to calcium carbonate dilution. Preferred in EU for security reasons.Relative cost: Similar (per unit area)
-
Urea (CO(NH2)2)
Trade-offs: Higher N content (46%) but volatilization losses. No explosion risk. Requires urease inhibitors for efficiency.Relative cost: Lower per unit N
Frequently asked questions
Is ammonium nitrate safe for kids?
Infants are more vulnerable to Ammonium nitrate than children or adults due to immature hepatic/renal clearance, higher intake-to-body-weight ratio, rapid organ development, and increased gastrointestinal absorption.
What should I do if my child is exposed to ammonium nitrate?
Minimize infant exposure through source control. For breastfeeding mothers: reduce maternal exposure. For formula-fed infants: use certified low-migration bottles and verified water sources. Consult pediatrician regarding any concerns.
See Ammonium nitrate in the baby app
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Reference data, not professional advice. Aggregates publicly available regulatory and scientific data; not a substitute for veterinary, medical, legal, or regulatory advice. Why we built ALETHEIA →