Aroma Ingredient Usage Statistics

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para-dimethyl hydroquinone

CAS Number: 150-78-7

The statistical data we collected from 4 public perfume formulas suggests that the mean dose for para-dimethyl hydroquinone is 1.4%. The typical lower limit is 0.53%, and the usual higher limit is 3.0%. The highest amount of para-dimethyl hydroquinone we encountered in any single formula is 4.0%, and the lowest was 0.30%.
IFRA
Restriction Limits In The Finished Product (IFRA Amendment 49):
Category 10B
No Restriction
Category 3A
0.08%
Category 4
No Restriction
Category 4
No Restriction
Category 4
No Restriction
Category 4
No Restriction
Category 4
No Restriction
Category 4
No Restriction
Category 4
No Restriction
Category 2
0.03%
Category 4
No Restriction
Category 4
No Restriction
Category 4
No Restriction
Category 4
No Restriction
Category 4
No Restriction
Category 4
No Restriction
Category 4
No Restriction
Category 4
No Restriction
0.30%
0.53%
1.4%
3.0%
4.0%
Min
Max