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o-Phenylenediamine CAS:95-54-5
O-phenylenediamine CAS:95-54-5, also known as 1,2-diaminobenzene, 1,2-phenylenediamine. Precipitated from the water to white to pale yellow leaf-like crystals, precipitated from chloroform as prismatic crystals. Exposed to the air is easy to change color, from white to yellow, brown, purple, and finally turned black. Relative density of 1.2698. Melting point 103 ~ 104 ℃. The boiling point of 256 ~ 258 ℃. Slightly soluble in cold water (4.15 at 35 ℃), soluble in hot water (733 at 81 ℃), ethanol, ether, chloroform and benzene.
O-phenylenediamine CAS:95-54-5, also known as 1,2-diaminobenzene, 1,2-phenylenediamine. Precipitated from the water to white to pale yellow leaf-like crystals, precipitated from chloroform as prismatic crystals. Exposed to the air is easy to change color, from white to yellow, brown, purple, and finally turned black. Relative density of 1.2698. Melting point 103 ~ 104 ℃. The boiling point of 256 ~ 258 ℃. Slightly soluble in cold water (4.15 at 35 ℃), soluble in hot water (733 at 81 ℃), ethanol, ether, chloroform and benzene.
High quality p-phenylene diisocyanate (CAS. 104-49-4)
We supply good quality CAS 104-49-4 p-phenylene diisocyanate 99.5%min and are the most professional p-phenylene diisocyanate suppliers from China. Please feel free to contact us if you want to buy p-phenylene diisocyanate.
CAS 106-50-3, 99.5% P-Phenylenediamine
We supply good quality CAS 106-50-3 99.5% P-Phenylenediamine and are the most professional CAS 106-50-3 99.5% P-Phenylenediamine suppliers factory and manufacturers from China. Please feel free to contact us if you want to buy P-Phenylenediamine.
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