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Buy Diethylenetriaminepentaacetic acid/DTPA
Diethylenetriaminepentaacetic acid DTPA is a kind of white Crystalline Powder, soluble in hot water and lye, slightly soluble in water, solubility in water (20℃) 5 g / l, and do not dissolve in organic solvents such as alcohols and ethers. Melting point: 230℃(decomposition)
N,N'-Bis(2-hydroxyethyl)ethylenediamine
N,N'-Bis(2-hydroxyethyl)ethylenediamine ( CAS 4439-20-7), white to light yellow crystalline powder, with boiling point 305.1°C at 760 mmHg,flash point 146.2°C,and Vapour Pressur 7.93E-05mmHg at 25°C. It can be used as a dibasic alcohol or diamine, mainly used for plastics curing agent, epoxy resin curing agent, lubricant additives, desulfurizer, acidic gas absorption agent, wetting agent, surface active agent, pharmaceutical intermediates, raw materials and polymer monomer liquid crystal intermediates, etc
Cholesterol(cas.57-88-5)from the Greek chole- (bile) and stereos (solid) followed by the chemical suffix -ol for an alcohol, is an organic chemical substance classified as a waxy steroid of fat. It is an essential structural component of mammalian cell membranes and is required to establish proper membrane permeability and fluidity.