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diphenylamine

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di·phen·yl·a·mine (d-fnl--mn, -mn, -fnl-)
n.
A colorless crystalline compound used as a stabilizer for plastics and in the manufacture of dyes, explosives, pesticides, and pharmaceuticals.

diphenylamine
1. a larvicide used in mixtures applied topically to screw-worm lesions.
2. a common contaminant in phenothiazine and may cause clotting defects after dosing with phenothiazine.
3. used in a field test for nitrate/nitrite poisoning.

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A diphenylamine test detects nitrates; ensiling can reduce concentration by about 50% if enough starch exists.
One such ternary blend containing Uniroyal's Naugard 445 diphenylamine (typically used in ABS, nylon, and polyurethane) was reported to give much better color in LDPE than any binary phenolic/phosphite antioxidant combination.
A study of the conditions and mechanism of the diphenylamine reaction the colorimetric estimation of deoxyribonucleic-acid.
 
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