Profile: Sciencelab.com, Inc. specializes in the supply of laboratory equipment and specialty chemicals. We supply laboratory glassware & plasticware, magnetic stirrers, spring scales, amino acids and surfactants. Our SW6 programmable flocculator (Stuart) has two pre-set programs that allow routine speed & time parameters to be input, and then select by simply pressing one button. It accommodates up to six samples & is designed for repeatable conditions between samples, and from run to run. Our metric spring scales come in a plastic case with metal pointer, spring, suspension ring and load hook. These are calibrated in grams and newtons, or both, with zero adjustment.