Orbit Molecular Models Class Kit, Contains twelve model kits and instructions for guided learning, Students make models of 6 base pairs each that can be joined together to make a molecule of up to 72 base pairs, Compatible with Hubbard Molecular Model Kit R-MOD1
Ion Exchange Chromatography, Kit includes: instructions, ion exchanger, potassium acetate buffer, blue and red dye, chromatography columns, assorted pipets and tubes, a mixture of two chemicals is absorbed onto a