Is Quaternium-70 safe in cosmetics?
Quaternium-70 has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Good
Cosmetic Ingredient
Quaternium-70
INCI: QUATERNIUM-70
Quaternium-70 (CAS 68921-83-5) is a cosmetic cosmetic ingredient functioning as Antistatic agent, hair conditioning agent, thermal protection agent. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database. Same-CAS public records also appear in industrial chemical safety data.
View industrial chemical safety profile for CAS 68921-83-5 →
Auto-generated CPSR Part A draft with source citations
Cross-Vertical Regulatory Divergence
Quaternium-70 is classified GHS Danger (H317, H318, H400, H410) in the chemicals database but is allowed in EU cosmetics.
Source: Cosmetics: ingredients.eu_status; Chemicals: ghs_classifications.signal_word/hazard_statement_code
Function
Antistatic agent, hair conditioning agent, thermal protection agent
Safety Rating
GOOD
Chemistry & Identifiers
IUPAC Name
dimethyl-[3-(octadecanoylamino)propyl]-(2-oxo-2-tetradecoxyethyl)azanium chloride
InChIKey
DKJLEUVQMKPSHB-UHFFFAOYSA-N
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Permitted under general FDCA provisions; used in commercial hair care products
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Quaternium-70.
Calculate MoS for your specific formulation with the MoS Calculator.
ECHA REACH Registration
European Chemicals Agency REACH dossier and Substances of Very High Concern listing.
Registration Type
Full
Tonnage Band
1 - 10 tonnes
Substance Type
SUBSTANCE
SVHC Candidate
No
Additional Ingredient Properties
1 property record from structured ingredient metadata.
silicone
{"cas_number": "68439-57-6", "silicone_class": "amodimethicone", "molecular_weight_Da": "6200.0", "viscosity_cSt": "1800", "volatility": "non_volatile", "evaporation_rate_relative_to_D5": "0.006", "refractive_index": "1.4046", "specific_gravity": "0.979", "flash_point_C": "112.0", "surface_tension_mN_m": "21.9", "spreading_coefficient": "3.8", "film_forming_ability": "excellent", "skin_feel": "sil…
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Anti-static agent
Softener and conditioner
Expert Verdict
Expert safety assessment and concern-level summary for Quaternium-70.
Chemical Function
Anti-static agent
Softener and conditioner
Australian Status
AICIS status: listed
Frequently Asked Questions
Is Quaternium-70 allowed in the EU?
Quaternium-70 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Quaternium-70 do in cosmetics?
Quaternium-70 functions as: Antistatic agent, hair conditioning agent, thermal protection agent. It is classified as a cosmetic ingredient in our database. CAS number: 68921-83-5.
Is Quaternium-70 used outside cosmetics?
Quaternium-70 also appears in industrial chemical safety data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Does Quaternium-70 have different safety status in cosmetics vs industrial chemicals?
Quaternium-70 is classified GHS Danger (H317, H318, H400, H410) in the chemicals database but is allowed in EU cosmetics.
Compliance Tools
Check Quaternium-70 compliance across multiple jurisdictions:
Ingredient Decoder
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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
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