
Gold - dry nanopowder, hydrophobic, 6 nm
Forms colloidal solutions in non-polar solvents. Monodisperse nanoparticles, can be used for 2-D and 3-D structures build-up.
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Colloidal solution in water, 0,05 mg/mL Average particle size: 20±3 nm (other sizes available upon request) pH ca. 8,0.

can be supplied at higher Au-concentrations too (*Au concentration in colloid according to extractive photometric determination with 1-(2,4,6-trichlorophenyl)-4,4,6-trimethyl- (1H,4H)-2-Pyrimidinethiol, see M. A. ANUSE et al., Talanta. Vol. 32, No. 10, pp. 1008-1010, 1985) Optical density at maximum after dilution x 30 times: 0.5± 0.01 Particle size, average (TEM): 14±3 nm Adsorption maximum position: 524 nm ± 2 nm.

Au concentration: 0,05 mg/mL (corresponds to 0,01% HAuCl4), aq. solution Admixtures, %: tannic acid < 0,01; sodium citrate < 0,04.

Au concentration: 0,05 mg/mL (corresponds to 0,01% HAuCl4), aq. solution Admixtures, %: tannic acid < 0,01; sodium citrate < 0,04.

Au concentration: 5 mg/mL, aq. solution Admixtures: citrate, cell-culture bovine gelatine.

Au concentration: 0,05 mg/mL (corresponds to 0,01% HAuCl4), aq. solution Admixtures, %: tannic acid < 0,01; sodium citrate < 0,04.

In2O3 - Nanopowder Produced by chemical synthesis Average particle size: ca. 4 nm.

Fe(IO3)3 nanopowder Particle shape: spherical to elongated; Primary particle average size: 40-80 nm Second harmonic generation nanoparticles for non-linear optics.

Purity: > 97,0% Particle shape: spherical Average particle size: 30 - 60 nm. Particle size full range: 5 - 200 nm Fe-state: ferromagnetic Specific surface area: > 12 m2/g Bulk density: > 0,5 g/cm3 C-content: 11-14%. Controlled admixtures, %: Cu < 0,4; W < 0,2.

Primary particle average size: ca. 20 nm; Specific surface: ca. 50 m2/g; Purity: > 99%.

Without organic stabilizers. Superparamagnetic. Excellent for L-b-L, LB coatings and for experiments where absence of organic stabilizer is desirable. Average particle size: 8±3 nm. Concentration: ca. 3%.

Without organic stabilizers Dispersed in water at 3 wt.% Average particle size: ca. 40 nm Can be concentrated or removed by magnet or sedimentation.

ca. 300 Gauss, aqueous suspension. Superparamagnetic. Contains ca. 3% of stabilizer (oleic acid) Average particle size: 8 nm Concentration: ca. 7 vol.% (ca. 30 wt.%).

MnCO3 Purity: > 99,0% Particles shape: spherical Average particle size: 2-3 μm.

MnCO3 Purity: > 99,0% Particles shape: spherical Average particle size: 4-5 μm.

Average particle size: ca. 50 nm.

Average diameter: 200-300 nm Length: up to 200 μm.

Average particle size: ca. 6-7 nm. Form colloidal solutions in non-polar solvents. Monodisperse nanoparticles, can be used for 2-D and 3-D structures build-up.

Average particle size: ca. 3-4 nm Form aqueous colloidal solutions.

Ruthenium concentration: 0,5 mg/ml Average particle size: ca. 50 nm Stabilizer: Polyvinylpyrrolidone Appearance: Reddish-brown solution Purity: > 99,5% (metal purity) Water-based synthesis of ruthernium, accompanied by stabilization with polyvinylpyrrolidone. The use of de-ionized water and special materials for the reaction are needed to keep the impurities level low.

SiO2 spherical monodisperse microparticles. Size range: 3 Diameter: 1 ± 0,1 µm CV: < 5% Surface modification: not modified Fluorescence: not fluorescent Concentration: 5 wt.%.

Primary particle average size: ca.10 nm Specific surface: ca. 320 m2/g Density: ca. 1,2 g/cm3; Purity of solid component: > 99.5% Admixtures: Na ca. 0,45%.