4-dibutylphenol, 24-243 mg/l pyrocatechol
were mentioned .
We measured TUP by the benzethonium chloride and biuret method with the Hitachi 917 analyzer and by the modified biuret and pyrocatechol
violet dry-chemistry method with the Vitros 250 analyzer (Johnson & Johnson).
Allergic contact dermatitis has been reported and four allergenic compounds have been characterized as pyrocatechol
derivatives, but not fully identified, from different extracts of this plant and from L.
Pyro, named after the photographic chemical pyrocatechol
, first flew as a kitten tucked into the jacket of New Brighton-bred Mr Bird as he carried out top secret spying missions for the government over enemy territory.
On nearly all his flights,Bob had tucked inside his flying jacket,Pyro the ginger cat, named after the developing fluid pyrocatechol
3+] using the short-term pyrocatechol
violet colorimetric assay (Kerven et al.
Paper mulberry (broussonetia kazinoke): The extracts of root and bark are potent tyrosinase inhibitors[2, 3] The active moiety has been identified as the pyrocatechol
derivative shown at right.
In this method, protein in the sample binds to a pyrocatechol
violet-molybdate complex, resulting in an absorption shift.
22 [micro]m millipore filter extract) by the pyrocatechol
violet (PCV) method (Kerven et al.
The discrepancy could be due to the difference in Al analysis methods, ICP-AES in this work, pyrocatechol
violet in that of Noble et al.