Is Cobalt chloride safe for babies and kids?
Moderate risk for kidsInfants are extremely vulnerable to Cobalt chloride due to immature blood-brain barrier, higher gastrointestinal absorption rates (40-50% vs 3-10% in adults), and rapidly developing neurology. Even trace exposure can cause irreversible neurodevelopmental harm.
What is cobalt chloride?
The IUPAC name is cobalt(2+) dichloride.
Also known as: cobalt(2+) dichloride, Cobalt dichloride, Cobalt muriate, Cobaltous dichloride.
- IUPAC name
- cobalt(2+) dichloride
- CAS number
- 7646-79-9
- Molecular formula
- Cl2Co
- Molecular weight
- 129.84 g/mol
- SMILES
- [Cl-].[Cl-].[Co+2]
- PubChem CID
- 3032536
Risk for babies
Moderate riskInfants are extremely vulnerable to Cobalt chloride due to immature blood-brain barrier, higher gastrointestinal absorption rates (40-50% vs 3-10% in adults), and rapidly developing neurology. Even trace exposure can cause irreversible neurodevelopmental harm.
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
High riskPregnancy increases vulnerability to Cobalt chloride. Heavy metals cross the placenta, accumulate in fetal tissue, and interfere with neurodevelopment. Maternal bone resorption during pregnancy mobilizes stored metals.
Known reproductive toxicant (GHS H360) or confirmed endocrine disruptor. Placental transfer is presumed. Fetal exposure during critical developmental windows may cause structural malformations, growth restriction, or functional deficits.
Regulatory consensus
3 regulatory and scientific bodies have classified Cobalt chloride. The classifications differ — that's the data.
| Agency | Year | Classification | Notes |
|---|---|---|---|
| IARC | 2012 | Group 2B — possibly carcinogenic to humans (cobalt and cobalt compounds — IARC Monographs Volume 52, 1991; cobalt metal with tungsten carbide classified Group 2A, Volume 86, 2006; cobalt compounds reaffirmed Group 2B Volume 100C, 2012; lung tumors in rodents via inhalation; limited human evidence) | |
| EPA CTX / Genetox | — | Genotoxicity: positive (Ames: None, 2 positive / 1 negative reports) | |
| EPA CTX / Genetox | — | Genotoxicity: positive (Ames: None, 2 positive / 1 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 cobalt chloride
- 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 Cobalt chloride:
-
Exposure reduction (no chemical substitute)
Trade-offs: Exposure reduction does not eliminate the hazard but lowers risk to acceptable levels when alternatives are not available or practical. Requires ongoing monitoring and compliance.Relative cost: 1.2-2×
Frequently asked questions
Is cobalt chloride safe for kids?
Infants are extremely vulnerable to Cobalt chloride due to immature blood-brain barrier, higher gastrointestinal absorption rates (40-50% vs 3-10% in adults), and rapidly developing neurology. Even trace exposure can cause irreversible neurodevelopmental harm.
What products contain cobalt chloride?
Cobalt chloride 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 cobalt chloride?
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 cobalt chloride?
Cobalt chloride has been classified by 3 agencies including IARC, 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 Cobalt chloride in the baby app
Look up products containing cobalt chloride, compare to alternatives, and explore the full data record.
Open in baby View raw API dataSources (1)
- IARC Monographs Volume 52 1991 Volume 86 2006 Volume 100C 2012 Cobalt Group 2B; Cobalt-WC Hard Metal Group 2A; HIF-1alpha Prolyl Hydroxylase Inhibition Pseudo-Hypoxia; ROS 8-OHdG Oxidative DNA Damage; EU Carc 1B H350i Repr 1B H360F SVHC REACH Authorization; Humidity Indicator Blue Anhydrous Pink Hexahydrate; Hard Metal Lung Disease HMLD Cobalt Lung; LiCoO2 EV Battery Cathode; DRC Artisanal Mining Child Exposure; Aquatic Acute 1 H400 (2012) — 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 →