Lead Sensor Kit, Material for (25) tests and/or calibrations for measurement of Lead in water, include: 25 sensors and cuvettes, 25 sample tubes with buffer, 25 syringes (1mL), 15 disposable transfer pipettes, analyte standard solution
Lead Sensor Kit, Material for (25) tests and/or calibrations for measurement of Uranium in water, Catalytic DNA sensor for Uranium uses a DNAzyme reaction that fluoresces in the presence of the target contaminant
Zinc Sensor Kit, Material for (25) tests and/or calibrations for measurement of Zinc in water, Catalytic DNA sensor for Copper uses a DNAzyme reaction that fluoresces in the presence of the target contaminant
Orbit Metal atom, Mp, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, 8 coordinate, Color: Silver
Orbit Oxygen atom, Ok, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10mm diameter atom centre, Tetrahedral, Color: Red
Orbit Sulfur atom, Sl, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, Octahedral, Color: Yellow
Orbit Sulfur atom, Sc, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, Diunivalent, Color: Yellow
Orbit Nitrogen atom, Nh, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, 5 atom planar ring, Color: Blue
Orbit Nitrogen atom, Nd, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, 5 ring azo, Color: Blue
Orbit Metal atom, Mq, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, 12 coordinate, Color: Silver
Orbit Nitrogen atom, Nm, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, Trigonal bipyramid, Color: Blue
Flexible bond, 90mm (double bonding), Packs of ten 90mm flexible bonds to represent double bonding, Use to supplement your Unit building sets or for building custom models
Orbit Hydrogen atom, Hb, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, Hydrogen bond, Color: White
Orbit Carbon atom, Cb, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, Allene or Acetylene, Color: Black
Unit VSEPR Orbital White, Model electron orbital for use with the Unit system to show the theory of VSEPR and electron orbitals, Each pack contains 6 orbitals
Mercury Sensor Kit, Material for (25) tests and/or calibrations for measurement of Mercury in water, Catalytic DNA sensor for Copper uses a DNAzyme reaction that fluoresces in the presence of the target contaminant