Stronger effect / evidence
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Weaker effect / evidence

Sodium hypochlorite

CAS: 7681-52-9

How can this chemical affect my health?

Acute (Short Term) EffectsData sources

Toxic To Humans & Animals, priority yellow
Toxic to Humans & Animals – Can be fatal on contact, ingestion or inhalation for humans and other mammals.
Irritates The Skin, priority orange
Irritates the Skin – Can cause irritation or serious damage to the skin.
Irritates The Eyes, priority orange
Irritates the Eyes – Can cause irritation or serious damage to the eye.

Data sources

Direct Hazard » Toxic to Humans & Animals

These sources refer directly to this chemical:

  • FIFRA Registered Pesticide
    US EPA - OPP - Registered Pesticides
    US Environmental Protection Agency (US EPA)
  • 6.1E (inhalation) - Acutely toxic
    GHS - New Zealand
    New Zealand Environmental Protection Authority (NZ EPA)

Direct Hazard » Irritates the Skin

These sources refer directly to this chemical:

  • H314 - Causes severe skin burns and eye damage
    EU - GHS (H-Statements)
    European Union / European Commission (EU EC)
  • 6.3A - Irritating to the skin (Cat. 2)
    GHS - New Zealand
    New Zealand Environmental Protection Authority (NZ EPA)
  • 8.2C - Corrosive to dermal tissue (Cat. 1C)
    GHS - New Zealand
    New Zealand Environmental Protection Authority (NZ EPA)
  • Skin corrosion / irritation - Category 1 [H314]
    GHS - Japan
    Government of Japan
  • H314 - Causes severe skin burns and eye damage
    GHS - Australia
    Safe Work Australia

Direct Hazard » Irritates the Eyes

These sources refer directly to this chemical:

  • H318 - Causes serious eye damage
    EU - GHS (H-Statements)
    European Union / European Commission (EU EC)
  • 8.3A - Corrosive to ocular tissue (Cat. 1)
    GHS - New Zealand
    New Zealand Environmental Protection Authority (NZ EPA)
  • Serious eye damage / eye irritation - Category 1 [H318]
    GHS - Japan
    Government of Japan

Chronic (Long Term) EffectsData sources

Asthma Trigger, priority orange
Asthma Trigger – Can result in high sensitivity so that small quantities trigger asthma, nose or sinus inflammation or other allergic reactions in the respiratory system.
Other Health Effects, priority yellow
Other Health Effects – Can cause serious damage on contact or ingestion.

Data sources

Direct Hazard » Asthma Trigger

These sources refer directly to this chemical:

  • Asthmagen (Rs) - sensitizer-induced
    AOEC - Asthmagens
    Association of Occupational and Environmental Clinics (AOEC)

Direct Hazard » Other Health Effects

These sources refer directly to this chemical:

  • Specific target organs/systemic toxicity following repeated exposure - Category 2 [H373]
    GHS - Japan
    Government of Japan
  • Specific target organs/systemic toxicity following single exposure - Category 3 [H335 or H336]
    GHS - Japan
    Government of Japan
  • H335 - May cause respiratory irritation
    GHS - Australia
    Safe Work Australia

Inherent HazardsData sources

Reactive, priority gray
Reactive – May spontaneously ignite or explode on its own or in contact with water.
Restricted List, priority gray
Restricted List – This chemical is on a list from an authoritative body recommending that its use be avoided.

Data sources

Direct Hazard » Reactive

These sources refer directly to this chemical:

  • Class C - Oxidizing materials
    Québec CSST - WHMIS 1988
    Québec Workplace Health and Safety Commission (Commission de la santé et de la securite du travail (CSST))
  • Class E - Corrosive materials
    Québec CSST - WHMIS 1988
    Québec Workplace Health and Safety Commission (Commission de la santé et de la securite du travail (CSST))
  • Class F - Dangerously reactive materials
    Québec CSST - WHMIS 1988
    Québec Workplace Health and Safety Commission (Commission de la santé et de la securite du travail (CSST))
  • 5.1.1B - Oxidising substances that are liquids or solids: medium hazard
    GHS - New Zealand
    New Zealand Environmental Protection Authority (NZ EPA)

Direct Hazard » Restricted List

These sources refer directly to this chemical:

  • Substances selected for RMOA or hazard assessment
    EU - PACT-RMOA Substances
    European Union / European Commission (EU EC)

How does this chemical impact the environment?Data sources

Immediate Harm To Aquatic Ecosystems, priority orange
Immediate Harm to Aquatic Ecosystems – A single exposure may result in severe biological harm or death to fish or other aquatic organisms.
Long-term Harm To Aquatic Ecosystems, priority orange
Long-Term Harm to Aquatic Ecosystems – Long term exposure may result in irreversible harm to fish or other aquatic organisms.

Data sources

Direct Hazard » Immediate Harm to Aquatic Ecosystems

These sources refer directly to this chemical:

  • H400 - Very toxic to aquatic life
    EU - GHS (H-Statements)
    European Union / European Commission (EU EC)
  • 9.1A (crustacean) - Very ecotoxic in the aquatic environment
    GHS - New Zealand
    New Zealand Environmental Protection Authority (NZ EPA)
  • 9.1A (fish) - Very ecotoxic in the aquatic environment
    GHS - New Zealand
    New Zealand Environmental Protection Authority (NZ EPA)
  • 9.1D (algal) - Slightly harmful in the aquatic environment or are otherwise designed for biocidal action
    GHS - New Zealand
    New Zealand Environmental Protection Authority (NZ EPA)
  • Hazardous to the aquatic environment (acute) - Category 1 [H400]
    GHS - Japan
    Government of Japan
  • H400 - Very toxic to aquatic life
    GHS - Australia
    Safe Work Australia

Direct Hazard » Long-Term Harm to Aquatic Ecosystems

These sources refer directly to this chemical:

  • H410 - Very toxic to aquatic life with long lasting effects
    EU - GHS (H-Statements)
    European Union / European Commission (EU EC)
  • 9.1B (algal) - Very ecotoxic in the aquatic environment
    GHS - New Zealand
    New Zealand Environmental Protection Authority (NZ EPA)
  • 9.1B (crustacean) - Very ecotoxic in the aquatic environment
    GHS - New Zealand
    New Zealand Environmental Protection Authority (NZ EPA)
  • 9.1B (fish) - Very ecotoxic in the aquatic environment
    GHS - New Zealand
    New Zealand Environmental Protection Authority (NZ EPA)
  • Hazardous to the aquatic environment (chronic) - Category 1 [H410]
    GHS - Japan
    Government of Japan

What safer alternatives are available for this chemical?

Find case studies related to substitutions for this chemical in SubsPORT, the substitution support portal.

How am I likely to be exposed to this chemical?

Causes severe skin burns and eye damage
Skin contact
Causes serious eye damage
Eye contact

How can I protect myself from exposure to this chemical in the workplace?

gloves
Handle with gloves
suit
Protective clothing
glasses
Safety eyeware