Is Calcium Hypochlorite safe in cosmetics?
Calcium Hypochlorite has a safety rating of "POOR" in our database. EU status: prohibited. US status: permitted.
Calcium Hypochlorite
Also known as: Hypochlorous acid, calcium salt, Calcium chlorohydrochlorite, Calcium chlorohypochloride, Calcium hypochloride, Calcium hypochlorite mixture, dry (+15 more)
INCI: CALCIUM HYPOCHLORITE
Calcium Hypochlorite (CAS 7778-54-3) is a cosmetic cosmetic ingredient functioning as Oxidizing agent. EU Regulation 1223/2009 status: prohibited. Industrial safety data is also available in the chemical safety database. Same-CAS public records also appear in industrial chemical safety and pharmaceutical data.
View industrial chemical safety profile for CAS 7778-54-3 →
Auto-generated CPSR Part A draft with source citations
Cross-Vertical Regulatory Divergence
Calcium Hypochlorite is prohibited in EU cosmetics but has active industrial GHS classifications (H271, H272, H302, H314, H400, H317, H318, H371).
Source: Cosmetics: ingredients.eu_status; Chemicals: ghs_classifications.signal_word/hazard_statement_code
Function
Oxidizing agent
Safety Rating
POOR
Chemistry & Identifiers
IUPAC Name
calcium dihypochlorite
InChIKey
ZKQDCIXGCQPQNV-UHFFFAOYSA-N
Regulatory Status
EU EU Status
prohibited
US US Status
permitted
US Notes
Not calculable — corrosive at any effective concentration
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Calcium Hypochlorite.
Calculate MoS for your specific formulation with the MoS Calculator.
GHS Hazard Classification
Globally Harmonized System classification per ECHA C&L inventory and ILO/WHO International Chemical Safety Cards.
Short-term Exposure Effects
The substance is corrosive to the eyes, skin and respiratory tract. Corrosive on ingestion. Inhalation of decomposition products may cause lung oedema. See Notes. The effects may be delayed. Medical observation is indicated.
Routes of Exposure
The substance can be absorbed into the body by ingestion and by inhalation.
EU CLP Annex VI Harmonized Classification
Legally binding harmonized classification per Regulation (EC) No 1272/2008 (CLP) Annex VI.
Signal Word
Danger
Pictograms
OxidiserHarmful / IrritantCorrosiveEnvironmental Hazard
Hazard Class and Category
Ox. Sol. 2; Acute Tox. 4 *; Skin Corr. 1B; Aquatic Acute 1
Hazard Statements
- H272 May intensify fire; oxidiser
- H302 Harmful if swallowed
- H314 Causes severe skin burns and eye damage
- H400 Very toxic to aquatic life
Specific Concentration Limits / M-factors
Skin Corr. 1B; H314: C ≥ 5.0%; Skin Irrit. 2; H315: 1.0% ≤ C < 5.0%; Eye Dam. 1; H318: 3.0% ≤ C < 5.0%; Eye Irrit. 2; H319: 0.5% ≤ C < 3.0%; M = 10
Inserted via ATP: ATP01corr
ECHA REACH Registration
European Chemicals Agency REACH dossier and Substances of Very High Concern listing.
Registration Type
Full
Tonnage Band
10 - 100 tonnes
Substance Type
SUBSTANCE; GROUP
SVHC Candidate
No
Hazard classification: Restricted (Annex XVII)
PubChem Annotations
Safety and regulatory annotations from PubChem (NCBI) aggregated sources.
Safety (3)
Evidence for Carcinogenicity
Evaluation: There is inadequate evidence for the carcinogenicity of hypochlorite salts in experimental animals. No data were available from studies in humans on the carcinogenicity of hypochlorite salts. Overall evaluation: Hypochlorite salts are not classifiable as to their carcinogenicity to humans (Group 3). /Hypochlorite salts/
Source: Hazardous Substances Data Bank (HSDB)
ICSC Safety Card
0638
Source: ILO-WHO International Chemical Safety Cards (ICSCs)
Skin Eye Respiratory Irritation
... Inhalation of /chlorinated lime/ fumes may cause laryngeal and pulmonary irritation. /Chlorinated lime/ | Dust ... is irritating to nose ... at high concn eyes are also irritated. /Bleaching powder/
Source: Hazardous Substances Data Bank (HSDB)
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Biocide
Regulatory List Membership (1)
FDA Indirect Food Contact Additives
Expert Verdict
Expert safety assessment and concern-level summary for Calcium Hypochlorite.
Known Synonyms
Hypochlorous acid, calcium salt
Calcium chlorohydrochlorite
Calcium chlorohypochloride
Calcium hypochloride
Calcium hypochlorite mixture, dry
Caswell No. 145
Chemichlor G
Chloride of lime(DOT)
Chlorinated lime(DOT)
Chlorine of lime
Chlorolime chemical
EINECS 231-908-7
EPA Pesticide Chemical Code 014701
HY-Chlor
NSC 21546
Pittchlor
Pittcide
Pittclor
Hipoclorito calcico
UNII-11DXB629VZ
Chemical Function
Biocide
Regulatory Lists
active_ingredient; Pesticides
active_ingredient; Pesticides
active_ingredient; Pesticides
active_ingredient; Pesticides
active_ingredient; Pesticides
active_ingredient; Pesticides
active_ingredient; Pesticides
active_ingredient; Pesticides
active_ingredient; Pesticides
active_ingredient; Pesticides
active_ingredient; Pesticides
active_ingredient; Pesticides
active_ingredient; Pesticides
active_ingredient; Pesticides
active_ingredient; Pesticides
active_ingredient; Pesticides
active_ingredient; Pesticides
active_ingredient; Pesticides
Australian Status
AICIS status: listed
Cross-Vertical Safety Context
Same-CAS public records found in pharmaceutical data.
SOURCE
ChEMBL / DrugCentral / FAERS
DB_PHARMA CAS match
Pharmaceutical Data
Same-CAS rows from the pharmaceutical spoke database.
Compound
CALCIUM HYPOCHLORIDE
ChEMBL ID
CHEMBL2251447
Frequently Asked Questions
Is Calcium Hypochlorite allowed in the EU?
Calcium Hypochlorite EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.
What does Calcium Hypochlorite do in cosmetics?
Calcium Hypochlorite functions as: Oxidizing agent. It is classified as a cosmetic ingredient in our database. CAS number: 7778-54-3.
Is Calcium Hypochlorite used outside cosmetics?
Calcium Hypochlorite also appears in industrial chemical safety and pharmaceutical data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Does Calcium Hypochlorite have different safety status in cosmetics vs industrial chemicals?
Calcium Hypochlorite is prohibited in EU cosmetics but has active industrial GHS classifications (H271, H272, H302, H314, H400, H317, H318, H371).
Compliance Tools
Check Calcium Hypochlorite compliance across multiple jurisdictions:
Ingredient Decoder
Paste a full ingredient list for instant analysis
82 Allergen Checker
Check for EU declarable fragrance allergens
Substance Compliance
Check compliance across multiple jurisdictions
MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
Compare limits across jurisdictions
Related Ingredients
Acrylates/Vinyl Neodecanoate Crosspolymer
Excellent
Same category
Emulsion stabilising, film forming
Adipic Acid
Excellent
Same category
Buffering
Aluminum Magnesium Oxide
Excellent
Same category
Absorbent, bulking agent, opacifying ...
Ammonium VA/Acrylates Copolymer
Excellent
Same category
Antistatic, binding, film forming, ha...
Ammonium VA/Crotonic Acid Copolymer
Excellent
Same category
Antistatic, film forming, hair fixing...
Aphanothece Sacrum Polysaccharide
Excellent
Same category
Absorbent, emulsion stabilising, film...
1,2,4-Benzenetriacetate
Poor
Similar safety
Hair dye precursor (triacetyl ester o...
1,2,4-Trihydroxybenzene
Poor
Similar safety
Hair colorant (auto-oxidative dye)
1,4-Butanediol
Poor
Similar safety
Solvent, humectant, viscosity control...
1-Nitropropane
Poor
Similar safety
None in cosmetics - industrial solven...
2,3-Epoxypropyl Cocodimonium Chloride
Poor
Similar safety
Antistatic / hair conditioning agent ...
2,3-Epoxypropyl Lauryldimonium Chloride
Poor
Similar safety
Antistatic / hair conditioning agent ...
CI 77231
Excellent
Chemical family
Colorant (white opacifier), Bulking a...
Calcium Sulfate
Good
Chemical family
Abrasive, Bulking, Opacifying
Potassium Sulfate
Excellent
Chemical family
Viscosity controlling
Is Calcium Hypochlorite in Your Products?
Scan any product label with Piro — our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.
Try Piro Free →Analyze Your Full Ingredient List
Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Calcium Hypochlorite in your formulation.