Humboldt State University ® Department of Chemistry Robert A. Paselk Scientific Instrument Museum The Chemical Refractometer 1874 - 1970 Richard A. Paselk, Curator Refractometry has been a major tool in the chemical laboratory to determine concentrations of solutions and as an aid in identifying unknown substances since the late nineteenth century.
• Chrome finish • 36” diameter hangrail ring • Push button adjustable legs (48"H to 72"H in 3" increments• Chrome finish • 36” diameter hangrail ring • Push button adjustable legs (48"H to 72"H in 3" increments • Chrome finish wire grid pattern • 30 1/2 ” diameter • Easy assembly PLUS One Year Old We can sell you 4 set of them, each $80 NO SHIPPING (too heavy) Unit to be pick up at 1101 Airport Road Suite I Imperial CA 92251 Pay Cash or Money Order when picking up.
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