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View Offers to Buy: Equipment - Testing/Measuring
The US Department of Agriculture Agricultural Research Service in Riverside, Ca. has a requirement for a ZetaPALs instrument to accurately measure and interprets colloid zeta potentials under environmentally relevant conditions, the information is needed to help determine the fate of microorganisms and other colloid-associated contaminates in the environment. ZetaPals colloid zeta potential analyzer in aqueous and non-aqueous samples Most colloidal samples suspended in any transparent liquid, size material dependent, for electrophoresis 0.005 to 30 microns; volume: 1.7ml, optional 0.150 ml for particle sizing only, ph range 1 to 13, conductivity range 0 to 20 s/m, mobility range: 10-11 to 10-7 n2/V.s, Temperature rang 6oC to 75 oC +/- 0.1 oC, measurement duration: 10 to 250 s, typically 30 s, Laser 30 mW 50mW available option, field strength 0 to 60 KV/m either automatic or by manual selection, cells disposable plastic or glass or quartz, Internal computer monitor & printer with PalSW software. The USDA intends on negotiating with the only known source Brookhaven Instruments Corp, Holtsville, NY. A RFQ is not available interested firms may present proposal to the attention of Fred Gifford as listed in this notice. See numbered note 22
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