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Is propanol 1-2 diol 178 the same as propylene glycol?
I clean vinyl records in an ultrasonic vinyl record cleaning machine the manual states it uses propanol 1-2 diol 178 as a surfactant. I think this is the same chemical as propylene glycol. Is it?
6
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For what reasons, is isopropyl alcohol widely used as a cleaning solvent?
I have worked in electronics and aeronautics industry 30 years ago, and I have always wondered, what were the specific properties of isopropyl alcohol, which make it used instead of other alcohols ...
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