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p-Phenylenediamine is a cosmetic hair dye intermediate used in permanent hair coloring products at concentrations of up to 5 percent (diluted 1:1 with an oxidizing agent prior to application).The extensive animal toxicity test data on p-Phenylenediamine and permanent cosmetic hair dyes containing this compound show that the degree of toxicity varies with concentration, test
acknowledgments Organic Chemical List
Coordinating Centers CD2H CLIC. List of Organic Chemical Mentions % 2F1 & HHT (2S,3E)-4-phenyl-3-buten-2-yl acetate
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Reading of the test is performed 72 hours after the test application. N-Isopropyl-N-phenyl-4-phenylenediamine (IPPD) 0.1 pet 0.004 I-004 12. LU-1 50.0 pet Amerchol L 101 A-005 SH-21 0.25
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IJERPH Free Full-Text Contact Allergy: A Review
A tertiary referral centre in Leuven, Belgium, for instance, found that between 1990 and 2014, 17.4% of all 14,911 patients consecutively tested were allergic to one or several of such contact allergens, albeit with a slightly declining trend over time . Novel contact allergens reported in the recent years are listed in Table 2.
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Atmospheric Oxidation And Antioxidants. Volume Ii [PDF
Overbased Mg and Ca sulphonates show a slight pro-oxidant effect in a mineral oil in the absence of other additives, whereas a succinimide disper sant showed a slight antioxidant effect [19] but these bases play a much more important role in their interactions with ZDDPs or rather with the acidic breakdown or oxidation products of ZDDPs. 5.4
ANTIOXIDANT IPPD GRANULAR sales_rubberchem AT hotmail DOT com Products Made In China, China Manufacturer. Rubber Antioxidant IPPD(4010NA) Chemical Name : N-isopropyl-N'-phenyl-p-phenylene diamine CAS NO.: 101-72-4 Specs: Appearance:----
