Hoefer Small volume SG series Gradient Makers are ideal for generating 
gradients of polyacrylamide, sucrose and cesium chloride. Choose from 
15, 
30, 50 or 100 ml sizes.
 Milled of heavy acrylic plastic with 
high-quality, leak-free Teflon valves Flat base provides stability atop 
magnetic stirrers, comes with a support rod for attaching to a ring stand 
Takes Luer or 4 mm ID tubing, with included adaptors, can also take 
2 mm 
ID or 22-gauge tubing SG 100 is ideal for the Hoefer Mighty Small II Gel 
Casters SE 275
 (for 4 gels) or SE 215 (for 10 gels)The 500 ml SG 
500 Gradient Maker is made from cylindrical acrylic 
chambers joined and 
mounted on a flat acrylic base.
 A simple push-pull valve opens and closes 
the passage between the reservoir and mixing chambers Suitable for 
forming polyacrylamide gradients or buffer gradients used with medium to small 
chromatography columns Ideal for use with the SE 615 Multiple Gel Caster