氧化金属纳米颗粒

纳米颗粒具有重要的科学研究价值，它搭起了大块物质和原子、分子之间的桥梁。大块物质的物理性质通常与大小无关，但是在纳米尺寸上却通常并非如此。目前观测到了一些特殊的物理性质，例如：半导体纳米颗粒的量子束缚，一些金属纳米颗粒的表面等离子体共振（surface plasmon resonance)，磁性材料的超顺磁性。类固体和软的纳米颗粒也被制造出来。脂质体是典型的具有类固体特性的纳米颗粒。

NANOPARTICLES AND NANOPOWDERS
REF.	Product	Family	Subfamily	Others	Quantity
700100	TiO2 - Nanoparticles, anatase	Nanoparticles and nanopowders	Metal oxide nanoparticles	TiO2 - Nanoparticles, dry powder anatase phase Produced by chemical synthesis Average particle size: 4-8 nm Dry nanopowder, free of organic stabilizers. Easily forms collidal solutions in water. Can be used to produce coatings	10g
700100	TiO2 - Nanoparticles, anatase	Nanoparticles and nanopowders	Metal oxide nanoparticles	TiO2 - Nanoparticles, dry powder anatase phase Produced by chemical synthesis Average particle size: 4-8 nm Dry nanopowder, free of organic stabilizers. Easily forms collidal solutions in water. Can be used to produce coatings	50g
700101	TiO2 - Nanoparticles, type P25	Nanoparticles and nanopowders	Metal oxide nanoparticles	Photocatalytic standard P25. Dry Nanopowder. Mixed rutile / anatase phase Average primary particle size: 21±5 nm. Specific surface: 50±10 m2 /g; Purity after ignition: >99,5% Ignition loss: < 2%; Moisture: < 1,5% Al2O3 < 0,3 wt.%; SiO2 < 0,2 wt.% Tapped density: ca. 130 g/L	10g
700101	TiO2 - Nanoparticles, type P25	Nanoparticles and nanopowders	Metal oxide nanoparticles	Photocatalytic standard P25. Dry Nanopowder. Mixed rutile / anatase phase Average primary particle size: 21±5 nm. Specific surface: 50±10 m2 /g; Purity after ignition: >99,5% Ignition loss: < 2%; Moisture: < 1,5% Al2O3 < 0,3 wt.%; SiO2 < 0,2 wt.% Tapped density: ca. 130 g/L	50g
700102	TiO2 - Nanoparticles, rutile	Nanoparticles and nanopowders	Metal oxide nanoparticles	Average particle size: 2±1 nm. Dry nanopowder. Readily forms colloidal solutions in water (up to 900g/L) and methanol	1g
700102	TiO2 - Nanoparticles, rutile	Nanoparticles and nanopowders	Metal oxide nanoparticles	Average particle size: 2±1 nm. Dry nanopowder. Readily forms colloidal solutions in water (up to 900g/L) and methanol	5g
700102	TiO2 - Nanoparticles, rutile	Nanoparticles and nanopowders	Metal oxide nanoparticles	Average particle size: 2±1 nm. Dry nanopowder. Readily forms colloidal solutions in water (up to 900g/L) and methanol	25g
700103	TiO2 - Nanoparticles aqueous suspension, brookite/anatase	Nanoparticles and nanopowders	Metal oxide nanoparticles	Average particle size: 2-5 nm. Mixed brookite / anatase phase. Stabilized by tetramethylammonium hydroxide Aqueous colloidal solution, 20 wt.%	75 mL
700103	TiO2 - Nanoparticles aqueous suspension, brookite/anatase	Nanoparticles and nanopowders	Metal oxide nanoparticles	Average particle size: 2-5 nm. Mixed brookite / anatase phase. Stabilized by tetramethylammonium hydroxide Aqueous colloidal solution, 20 wt.%	250 mL
700104	TiO2 - Nanoparticles, anatase, hydrophobic. Stabilized by dodecylphosphonic acid and hexylamine	Nanoparticles and nanopowders	Metal oxide nanoparticles	Average particle size: 4-8 nm. Anatase phase. Stabilized by dodecylphosphonic acid and hexylamine. Forms transparent colloidal solutions in chloroform. Supplied as a powder	1g
700104	TiO2 - Nanoparticles, anatase, hydrophobic. Stabilized by dodecylphosphonic acid and hexylamine	Nanoparticles and nanopowders	Metal oxide nanoparticles	Average particle size: 4-8 nm. Anatase phase. Stabilized by dodecylphosphonic acid and hexylamine. Forms transparent colloidal solutions in chloroform. Supplied as a powder	10g
700105	TiO2 - Nanoparticles, type P25, hydrophobized	Nanoparticles and nanopowders	Metal oxide nanoparticles	Photocatalytic standard P25, hydophobized. Dry Nanopowder. Mixed rutile / anatase phase Average primary particle size: 21±5 nm. Specific surface: 50±10 m2 /g; Purity after ignition: >99,5% Ignition loss: < 2%; Moisture: < 1,5% Al2O3 < 0,3 wt.%; SiO2 < 0,2 wt.% Tapped density: ca. 130 g/L	10g
700105	TiO2 - Nanoparticles, type P25, hydrophobized	Nanoparticles and nanopowders	Metal oxide nanoparticles	Photocatalytic standard P25, hydophobized. Dry Nanopowder. Mixed rutile / anatase phase Average primary particle size: 21±5 nm. Specific surface: 50±10 m2 /g; Purity after ignition: >99,5% Ignition loss: < 2%; Moisture: < 1,5% Al2O3 < 0,3 wt.%; SiO2 < 0,2 wt.% Tapped density: ca. 130 g/L	50g
700106	Titanium oxide nanoparticles, aqueous 10wt.%, colloidal solution in MEK	Nanoparticles and nanopowders	Metal oxide nanoparticles	Average particle size: 4-8 nm. Anatase phase. Stabilized by benzoic acid. Forms transparent colloidal solutions in MEK (methylethylketone) and many epoxides. Supplied as a 100 g/L solution in MEK	1 g suspension in 100 mL water
700106	Titanium oxide nanoparticles, aqueous 10wt.%, colloidal solution in MEK	Nanoparticles and nanopowders	Metal oxide nanoparticles	Average particle size: 4-8 nm. Anatase phase. Stabilized by benzoic acid. Forms transparent colloidal solutions in MEK (methylethylketone) and many epoxides. Supplied as a 100 g/L solution in MEK	10 g suspension in 100 mL water
700107	TiO2 - Nanorods, 1% aqueous solution	Nanoparticles and nanopowders	Metal oxide nanoparticles	Length: 100 nm. Diameter: 20-40 nm Stabilized only with citrate. Phase: anatase Supplied as a 1 wt.% aqueous solution	10 ml
700107	TiO2 - Nanorods, 1% aqueous solution	Nanoparticles and nanopowders	Metal oxide nanoparticles	Length: 100 nm. Diameter: 20-40 nm Stabilized only with citrate. Phase: anatase Supplied as a 1 wt.% aqueous solution	100 ml
700108	Iron (II,III) oxide magnetic fluid	Nanoparticles and nanopowders	Metal oxide nanoparticles	300 Gauss, aqueous suspension. Superparamagnetic. Contains 3% stabilizer (oleic acid), Average particle size:8 nm, Concentration: 7 vol. % (30 30 wt%)	10 mL
700109	Iron (II,III) oxide magnetic fluid	Nanoparticles and nanopowders	Metal oxide nanoparticles	Excellent for L-b-L, LB coatings and for experiments where absence of organic stabilizer is desirable. Average particle size: 8±3 nm. Concentration: 3 % in water	10 mL
700110	Iron (II,III) oxide magnetic fluid	Nanoparticles and nanopowders	Metal oxide nanoparticles	Without organic stabilizers, Dispersed in water at 3 wt%, Average particle size: 40 nm, Can be concentrated or removed by magnet or sedimentation	10 mL
700111	Iron (III) oxide	Nanoparticles and nanopowders	Metal oxide nanoparticles	Fe2O3 nanoparticles aqueous suspension produced by chemical synthesis, average particle size: 4-8 nm, Supplied as 5% aqueous suspension, 10 g	200 mL
700111	Iron (III) oxide	Nanoparticles and nanopowders	Metal oxide nanoparticles	Fe2O3 nanoparticles aqueous suspension produced by chemical synthesis, average particle size: 4-8 nm, Supplied as 5% aqueous suspension, 50 g	1000 mL
700112	Indium (IV) Oxide	Nanoparticles and nanopowders	Metal oxide nanoparticles	In2O3 - Nanopowder Produced by chemical synthesis Average particle size: 4 nm	10g
700112	Indium (IV) Oxide	Nanoparticles and nanopowders	Metal oxide nanoparticles	In2O3 - Nanopowder Produced by chemical synthesis Average particle size: 4 nm	50g
700112	Indium (IV) Oxide	Nanoparticles and nanopowders	Metal oxide nanoparticles	In2O3 - Nanopowder Produced by chemical synthesis Average particle size: 4 nm	100g
700113	Magnesium Oxide	Nanoparticles and nanopowders	Metal oxide nanoparticles	MgO - Nanopowder Primary particle average size: 20 nm; Specific surface: 50 m2/g,Purity: > 99%	25g
700114	Copper oxide	Nanoparticles and nanopowders	Metal oxide nanoparticles	CuO - Nanoparticles powder Purity: >99% Particle shape: spherical Average particle size: ca. 40 nm Specific surface: > 10 m²/g Bulk density: ca. 0,8 g/cm³	10g
700114	Copper oxide	Nanoparticles and nanopowders	Metal oxide nanoparticles	CuO - Nanoparticles powder Purity: >99% Particle shape: spherical Average particle size: 40 nm Specific surface: > 10 m²/g Bulk density: ca. 0,8 g/cm³	50g
700115	Cerium (IV) Oxide	Nanoparticles and nanopowders	Metal oxide nanoparticles	CeO2 - Nanoparticles aqueous 5 wt.% suspension Produced by chemical synthesis Average particle size: ca. 4 nm	25 g
700115	Cerium (IV) Oxide	Nanoparticles and nanopowders	Metal oxide nanoparticles	CeO2 - Nanoparticles aqueous 5 wt.% suspension Produced by chemical synthesis Average particle size: ca. 4 nm	50 g
700116	Aluminium Oxide, alpha phase	Nanoparticles and nanopowders	Metal oxide nanoparticles	Al2O3 - Nanopowder, alpha-phase Particle shape: spherical Average particle size: 40 nm Particle size full range: 5 - 150 nm Specific surface: > 10 m2/g Purity: > 99,8% X-Ray analysis: >90% α-Al2O3	10 g
700116	Aluminium Oxide, alpha phase	Nanoparticles and nanopowders	Metal oxide nanoparticles	Al2O3 - Nanopowder, alpha-phase Particle shape: spherical Average particle size: 40 nm Particle size full range: 5 - 150 nm Specific surface: > 10 m2/g Purity: > 99,8% X-Ray analysis: >90% α-Al2O3	50 g
700116	Aluminium Oxide, alpha phase	Nanoparticles and nanopowders	Metal oxide nanoparticles	Al2O3 - Nanopowder, alpha-phase Particle shape: spherical Average particle size: 40 nm Particle size full range: 5 - 150 nm Specific surface: > 10 m2/g Purity: > 99,8% X-Ray analysis: >90% α-Al2O3	100 g
700117	Aluminium Oxide – Nanopowder, gamma phase	Nanoparticles and nanopowders	Metal oxide nanoparticles	Al2O3 - Nanopowder, gamma Particle shape: spherical, elongated Average particle size: 40 nm; Specific surface: > 40 m2/g Purity: > 99,9%; X-Ray analysis: γ-Al2O3	10 g
700117	Aluminium Oxide – Nanopowder, gamma phase	Nanoparticles and nanopowders	Metal oxide nanoparticles	Al2O3 - Nanopowder, gamma Particle shape: spherical, elongated Average particle size: 40 nm; Specific surface: > 40 m2/g Purity: > 99,9%; X-Ray analysis: γ-Al2O3	50 g
700117	Aluminium Oxide – Nanopowder, gamma phase	Nanoparticles and nanopowders	Metal oxide nanoparticles	Al2O3 - Nanopowder, gamma Particle shape: spherical, elongated Average particle size: 40 nm; Specific surface: > 40 m2/g Purity: > 99,9%; X-Ray analysis: γ-Al2O3	100 g
700117	Aluminium Oxide – Nanopowder, theta phase	Nanoparticles and nanopowders	Metal oxide nanoparticles	Al2O3 - Nanopowder, theta Surface area: 100 m2/g, Average particle size BET: 15 nm, Purity >99,8% (after ignition), Loss after ignition < 3%	10 g
700117-1	Aluminium Oxide – Nanopowder, theta phase	Nanoparticles and nanopowders	Metal oxide nanoparticles	Al2O3 - Nanopowder, theta Surface area: 100 m2/g, Average particle size BET: 15 nm, Purity >99,8% (after ignition), Loss after ignition < 3%	50g
700117-1	Aluminium Oxide – Nanopowder, theta phase	Nanoparticles and nanopowders	Metal oxide nanoparticles	Al2O3 - Nanopowder, theta Surface area: 100 m2/g, Average particle size BET: 15 nm, Purity >99,8% (after ignition), Loss after ignition < 3%	100g