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Phenylephrine HCl CAS 61-76-7 is a white or almost white crystalline powder. It is easily soluble in water and ethanol but insoluble in chrolorform.
Magnesium Hypophosphite ( CAS 10377-57-8 ),white crystal, there are fluorescent.Show neutral or weak acid soluble in water, its aqueous solution, insoluble in ethanol and aether.Relative density 1.59 (12.5/4 ℃).Easy weathering in dry air, and 100 ℃ when lose 5 molecular crystal water.At 180 ℃anhydride, continue to heat, the decomposition released flammable and poisonous phosphine gas. It can be used in medicine, also can be used as analytical reagent.
White crystalline powder and with the melting point at 230-234 °C(lit.) alpha at -78 º (c=1,1N HCl).
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.
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