Baby Safety / Compounds / Sodium chlorate

Is Sodium chlorate safe for babies and kids?

Moderate risk for kids

Infants are more vulnerable to Sodium chlorate 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 sodium chlorate?

Also known as: Chloric acid, sodium salt, Asex, Atlacide, Agrosan.

IUPAC name
sodium chlorate
CAS number
7775-09-9
Molecular formula
ClNaO3
Molecular weight
106.44 g/mol
SMILES
[O-]Cl(=O)=O.[Na+]
PubChem CID
516902

Risk for babies

Moderate risk

Infants are more vulnerable to Sodium chlorate 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.

What to do: 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.

Risk for pregnant and nursing people

Elevated risk

Pregnancy alters the metabolism and distribution of Sodium chlorate, potentially increasing fetal exposure. The developing embryo/fetus is vulnerable during organogenesis (weeks 3-8) and neurological development. Placental transfer should be assumed.

Suspected reproductive toxicant (GHS H361) or suspected endocrine disruptor. Precautionary approach warranted. Animal studies or limited human data suggest developmental toxicity potential.

What to do: Minimize exposure during pregnancy and lactation. Consult healthcare provider regarding specific risks. Consider alternative products with lower hazard profiles.

Regulatory consensus

3 regulatory and scientific bodies have classified Sodium chlorate. The classifications differ — that's the data.

AgencyYearClassificationNotes
WHO2022not classified for carcinogenicity; drinking-water guideline value 0.7 mg/L (provisional) for chlorate; formed as disinfection byproduct from chlorine dioxide treatment and hypochlorite aging
EPA CTX / Genetox—Genotoxicity: negative (Ames: negative, 0 positive / 2 negative reports)
EPA CTX / Genetox—Genotoxicity: negative (Ames: negative, 0 positive / 2 negative reports)

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 sodium chlorate

  • Industrial Facilities — Manufacturing plants, Chemical storage areas, Waste treatment sites
  • Occupational Environments — Factories, Warehouses, Transportation vehicles

Safer alternatives

Lower-risk approaches that achieve a similar outcome to Sodium chlorate:

  • Physical/mechanical pest control (IPM)
    Trade-offs: More labor-intensive. May not be sufficient for severe infestations.
    Relative cost: 1.2-2×

Frequently asked questions

Is sodium chlorate safe for kids?

Infants are more vulnerable to Sodium chlorate than children or adults due to immature hepatic/renal clearance, higher intake-to-body-weight ratio, rapid organ development, and increased gastrointestinal absorption.

What products contain sodium chlorate?

Sodium chlorate appears in: Manufacturing plants (Industrial facilities); Chemical storage areas (Industrial facilities); Factories (Occupational environments); Warehouses (Occupational environments).

What should I do if my child is exposed to sodium chlorate?

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.

Why do regulators disagree about sodium chlorate?

Sodium chlorate has been classified by 3 agencies including WHO, EPA CTX / Genetox, EPA CTX / Genetox, with differing conclusions. 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. See the regulatory consensus table on this page for the full picture.

See Sodium chlorate in the baby app

Look up products containing sodium chlorate, compare to alternatives, and explore the full data record.

Open in baby View raw API data

Sources (2)
  1. WHO Drinking-water Quality Guidelines 4th Ed 2022: Sodium Chlorate Provisional Guideline 0.7 mg/L; ClO2 Disinfection Byproduct; NIS Inhibition Thyroid; Methemoglobin Formation; G6PD Deficiency Vulnerability; Cumulative NIS with Perchlorate/Nitrate (2022) — regulatory
  2. EFSA CONTAM Panel Chlorate Opinion 2015: Thyroid NIS Inhibition Primary Endpoint; Cumulative Risk with Perchlorate; TDI 3 μg/kg/day; Acute Reference Dose 80 μg/kg/day Methemoglobinemia; Infant Vulnerability; Food and Water Exposure (2015) — regulatory

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 →