organic chemical 95-54-5 o-Phenylenediamine
Appearance: excellent product is white to violet solid granular crystal
, first class and qualified product is slight brown.
O-phenylenediamine's quality level:
(1)O-phenylenediamine's content: 99.0%,
O-chloroaniline's content:<0.8%,
O-nitroaniline's content:None
(2) Excellent o-phenylendiamine'content: ≥99.0%,
O-chloroaniline's content :None, O-nitroaniline's content :None
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