# Formaldehyde — GHS Classification, Carcinogenicity & Hazards

> Formaldehyde is classified Danger under GHS, with hazards including Combustible liquid (H227), Toxic if swallowed (H301), Toxic in contact with skin (H311), Causes severe skin burns and eye damage (H314), May cause an allergic skin reaction (H317), Causes serious eye damage (H318), Toxic if inhaled (H331), Suspected of causing genetic defects (H341), May cause cancer (H350), and Causes damage to organs (H370).

**Chemicals:** Formaldehyde (CAS 50-00-0)

**GHS signal word:** Danger

**Concentration (this SDS record):** 1-10%

## GHS hazard statements

- **H227** — Combustible liquid
- **H301** — Toxic if swallowed
- **H311** — Toxic in contact with skin
- **H314** — Causes severe skin burns and eye damage
- **H317** — May cause an allergic skin reaction
- **H318** — Causes serious eye damage
- **H331** — Toxic if inhaled
- **H341** — Suspected of causing genetic defects
- **H350** — May cause cancer
- **H370** — Causes damage to organs

## Physical properties

- pH: 7.2

## Hazard ratings

_As stated by the SDS author; not independently calculated._

- NFPA Health: 3
- NFPA Fire: 2
- HMIS Health: 3
- HMIS Fire: 2

## Precautionary statements

- **P201** — Obtain special instructions before use
- **P202** — Do not handle until all safety precautions have been read and understood
- **P210** — Keep away from heat, hot surfaces, sparks, open flames and other ignition sources; No smoking
- **P260** — Do not breathe dust/fume/gas/mist/vapours/spray
- **P261** — Avoid breathing dust/fume/gas/mist/vapours/spray
- **P264** — Wash hands thoroughly after handling
- **P270** — Do not eat, drink or smoke when using this product
- **P271** — Use only outdoors or in a well-ventilated area
- **P272** — Contaminated work clothing should not be allowed out of the workplace
- **P273** — Avoid release to the environment
- **P280** — Wear protective gloves/protective clothing/eye protection/face protection
- **P301+P310** — IF SWALLOWED: Immediately call a POISON CENTER or doctor
- **P301+P330+P331** — IF SWALLOWED: Rinse mouth. Do NOT induce vomiting
- **P302+P352** — IF ON SKIN: Wash with plenty of water and soap
- **P303+P361+P353** — IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower
- **P304+P340** — IF INHALED: Remove person to fresh air and keep comfortable for breathing
- **P305+P351+P338** — IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do – continue rinsing
- **P307+P311** — IF exposed: Call a POISON CENTER or doctor
- **P308+P313** — IF exposed or concerned: Get medical advice/attention
- **P310** — Immediately call a POISON CENTER or doctor
- **P311** — Call a POISON CENTER or doctor
- **P312** — Call a POISON CENTER or doctor if you feel unwell
- **P321** — Specific treatment
- **P330** — Rinse mouth
- **P333+P313** — If skin irritation or rash occurs: Get medical advice/attention
- **P361+P364** — Take off immediately all contaminated clothing and wash before reuse
- **P363** — Wash contaminated clothing before reuse
- **P370+P378** — In case of fire: Use appropriate media for extinction
- **P403+P233** — Store in a well-ventilated place. Keep container tightly closed
- **P405** — Store locked up
- **P501** — Dispose of contents/container in accordance with local regulations

## SDS safety rules

- (incompatibility) Incompatible with strong acids and bases.
  - Incompatible with: strong acids, strong bases
- (incompatibility) Incompatible with oxidizing agents.
  - Incompatible with: oxidizing agents
- (storage) Product is stable when stored as recommended.

## Source

- Source type: canonical
- Supplier: Genelinx International Inc, dba bioWORLD
- SDS version: 1.0
- SDS revision date: 2022-11-04
- Region: US
- Last verified by MSDS Chain: 2026-07-15

Canonical page: https://safety.msdschain.lagentbot.com/formaldehyde-ghs-classification/

_Published by MSDS Chain (msdschain.lagentbot.com). Reference information, not a substitute for the manufacturer SDS or professional EHS judgement._