Fragrance materials
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Birch Tar Oil, Crude
Birch Tar Oil, Crude
Naturals
Base Note
CAS 8001-88-5
Intensely smoky, tarry and phenolic with a leathery, burnt-wood character; the unrectified wood pyrolysate.
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Odor profile
Note
Base Note
Descriptor 1
Smoky
Descriptor 2
Leathery
Descriptor 3
Phenolic
Identification
CAS Number 8001-88-5 INCI Name Betula Alba Tar Category Naturals Botanical Name Betula pendula Roth / Betula pubescens Ehrh.
Synonyms
Birch wood pyrolysate, Birch tar, Crude birch tar oil, Unrectified birch tar oil, Betula pendula tar, Betula pubescens bark pyrolysate, Oleum betulae empyreumaticum, Russian leather oil
Physical and chemical data
Appearance
Dark brown to black viscous liquid
Regulatory status
IFRA maximum concentrations
Category Use Limit in the finished product
Category 1
Lip products, toys
Prohibited
Category 2
Deodorants, antiperspirants
Prohibited
Category 3
Eye products
Prohibited
Category 4
Fine fragrance
Prohibited
Category 5A
Body lotion
Prohibited
Category 5B
Face cream
Prohibited
Category 5C
Hand cream
Prohibited
Category 5D
Baby creams, oils
Prohibited
Category 6
Oral care, mouthwash
Prohibited
Category 7A
Rinse-off hair products
Prohibited
Category 7B
Leave-on hair products
Prohibited
Category 8
Intimate and baby wipes
Prohibited
Category 9
Soap, shampoo, rinse-off
Prohibited
Category 10A
Household care, hand contact
Prohibited
Category 10B
Aerosol air fresheners
Prohibited
Category 11A
Intended skin contact
Prohibited
Category 11B
Minimal skin contact
Prohibited
Category 12
No skin contact, candles
Prohibited
IFRA Amendment 47 Restriction Type Prohibition Critical Effect Carcinogenicity, Genotoxicity By Release Of Polynuclear Hydrocarbons (pah) Specification Prohibition applies to crude, unrectified birch wood pyrolysate (birch tar). Rectified / dephenolated birch tar oil is permitted under Specification - see Birch Tar Oil, Rectified.
All figures on this page are guide values collected from public
reference works and supplier declarations. They differ between batches, origins and qualities.
The data sheet of your own supplier is always the authoritative document for the material you
actually use.