Is Basic Blue 6 safe in cosmetics?
Basic Blue 6 has a safety rating of "POOR" in our database. EU status: prohibited. US status: permitted.
Poor
Cosmetic Ingredient
Basic Blue 6
Also known as: EINECS 210-094-7
INCI: BASIC BLUE 6
Basic Blue 6 (CAS 605-70-9) is a cosmetic cosmetic ingredient functioning as Hair colorant (oxazine dye). 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 data.
View industrial chemical safety profile for CAS 605-70-9 →
Auto-generated CPSR Part A draft with source citations
Cross-Vertical Regulatory Divergence
Basic Blue 6 is prohibited in EU cosmetics but has active industrial GHS classifications (H315, H319, H335).
Source: Cosmetics: ingredients.eu_status; Chemicals: ghs_classifications.signal_word/hazard_statement_code
Function
Hair colorant (oxazine dye)
Safety Rating
POOR
Regulatory Status
EU EU Status
prohibited
US US Status
permitted
US Notes
Not an FDA-approved color additive; coal tar hair dye exemption may apply with required labeling
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Basic Blue 6.
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
Intermediate
Tonnage Band
Intermediate use only
Substance Type
SUBSTANCE
SVHC Candidate
No
Expert Verdict
Expert safety assessment and concern-level summary for Basic Blue 6.
Regulatory Flags
colorant
Known Synonyms
EINECS 210-094-7
Frequently Asked Questions
Is Basic Blue 6 allowed in the EU?
Basic Blue 6 EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.
What does Basic Blue 6 do in cosmetics?
Basic Blue 6 functions as: Hair colorant (oxazine dye). It is classified as a cosmetic ingredient in our database. CAS number: 605-70-9.
Is Basic Blue 6 used outside cosmetics?
Basic Blue 6 also appears in industrial chemical safety data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Does Basic Blue 6 have different safety status in cosmetics vs industrial chemicals?
Basic Blue 6 is prohibited in EU cosmetics but has active industrial GHS classifications (H315, H319, H335).
Compliance Tools
Check Basic Blue 6 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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