Viscous

... derived from coconut oil and dimethylaminopropylamine.[1] It is a zwitterionic chemical compound with a quaternary ammonium cation. It is a viscous pale yellow transparent liquid and is used as a surfactant in bath products such as shampoos and hand soaps, and in cosmetics as an emulsifying ...

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... your 10 ml of 1M buffer with 1 ml 1M KCl, etc. you'll have a mixture of 40+ ml of your comingled stock solutions. Because the sucrose is somewhat viscous, you may want to dilute the mixture some before adjusting the pH. The volume at that point isn't too important so long as you don't have to ...

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I don't know how stable it is toward heat. But I would think you could always filter-sterilize it--unless it's too viscous for that. Don't know. Never tried for this compound.

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I'm certainly no entymologist, but I don't think centrifugation will help you much. Unless you're separating them out in some sort of viscous medium, spinning a mixture of dust and mites is likely to produce dust with mites (some undoubtedly crushed) at the bottom of the tube and a column ...

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... which is always thickened. Yesterday, I broke through a thickened mass of necrotic tissue on the surface of the lesion, as usual,a congealed viscous blood coloured liquid appeared. I rinsed my arm under the shower and was taken aback to see on the surface of the bath a sperical object, 6 ...

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