Birch Tar

Also known as: Birch wood pyrolysate, Rectified birch tar, Birch tar oil, crude, Birch tar oil dephenolated, Birch tar oil rectified

IFRA Restriction

This is the maximum allowed percentage of this material in the total finished product, not in the fragrance concentrate.

Unlike most naturals, this material has a fixed IFRA restriction that applies regardless of supplier.

CAS 8001-88-5

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