• Aluminium uncoated (Al) - ALEX
• Aluminium coated (L- ALEX)
• Aluminium coated (Al) - V-ALEX
• Copper (Cu)
• Iron in hexane (Fe)
• Tin (Sn)
• Titanium wetted hexane (Ti)
• Tungsten (W)
• Zinc (Zn)
• Brass (Cu-Zn)
• Copper oxide (CuO)
• Iron oxide (Fe3O4)
• Aluminium oxide-hydroxide (Al2O3)
• Silver (Ag)

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PRODUCT IDENTIFICATION

IDENTIFICATION LABEL: trade name: ALUMINIUM NANOPOWDER UNCOATED, ALEX™. This powder was prepared by dispersion of a metallic wire in argon, then it was passivated in slow dry air stream. Chemical name: aluminum nanopowder, chemical formula: Al; GAS registration number: GAS 7429-90-5; DOT definition: Al nanopowder, flammable solids.

CHEMICAL COMPOSITION

Material: aluminum 90% and aluminum oxide 9%. Absorbed gases - up to 1%.

PHYSICAL AND CHEMICAL PROPERTIES

Appearance and color: gray powder. The average particle size is approx. 90-110 nm. Single particles have the average size of 70-150 nanometers and form microagglomerates. The bulk density is about 1-1.2 g/cm3. BET surface area - 15.5 m2/g. Melting point is 640°С. High resolution transmission electron microscopy (HRTEM) shows numerous crystalline defects. The powder reacts with water at 50°С and to release hydrogen. Ignites in air if exposed to open fire. ALEX™ exothermically reacts with oxygen-containing liquids, halogen organics and other oxidizers. ALEX™ is stable in dry air if heated to 80°С. Ignition point is about 300°С. Burning time in a furnace at 900°С (sample mass is 10 g) is 8 s. When ignited by low-calorie heat source ignition time, the burning time is 180 s and ignition time is 0.5 to 2 s. Linear burning rate is 4.39 mm/s. ALEX™ powder can find its application in pyrotechnics and materials sciences.

DANGER

ALEX™ is classified as a flammable powder, which burns with open fire of high intensity, including ignition by static electric charges. Release of hydrogen is possible in reactions. Fire-fighting means: special extinguishers for burning metals. KEEP OFF WATER.

HEALTH HAZARD

Aluminium powder uncoated is a nuisance dust that may cause necrosis of the eye cornea. According to TWA, dangerous concentration is 5 mg/m3. Maximum allowable concentration is 0.1 mg/m3.

SAFE HANDLING

Use health protection measures commonly used in working with readily flammable solids. Wear respirators. Do not heat above 300°С

SAMPLE OF THE CERTIFICATE

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PRODUCT IDENTIFICATION

IDENTIFICATION LABEL: trade name : ALUMINUM NANOPOWDER COATED, L-ALEX™(100). This nanopowder was prepared by dispersion of a metallic wire in argon, then it was coated by palmitic acid for the purpose of passivation. Chemical name: aluminum nanopowder, chemical formula: Al; GAS registration number: GAS 7429-90-5; DOT definition: Al nanopowder, flammable solids. Palmitic acid : chemical formula CH3(CH2)17CO2H.

CHEMICAL COMPOSITION

Material: aluminum (85-87%) and palmitic acid (8-10%). Aluminum oxide 5-7 %.

PHYSICAL AND CHEMICAL PROPERTIES

Appearance and color: gray heavily agglomerated powder. The average particle size is approx. 90-110 nm. Single particles have the average size of 70-150 nanometers and form microagglomerates. The bulk density is about 0.32-0.37 g/cm3. BET surface area - 12 m2/g. Melting point is 640°С. High Resolution TEM shows numerous crystalline defects in these particles. . The powder does NOT react with water if not heated up to the boiling point. Ignites in air if exposed to open fire. L-ALEX™ is stable in dry air if heated to 80°С. Ignition point is about 300°С. L-ALEX™ powder can find its application in pyrotechnics and materials sciences.

DANGER

ALEX™ is classified as a flammable powder, which burns with open fire of high intensity. Fire-fighting means: special extinguishers for burning metals. KEEP OFF OPEN FIRE.

HEALTH HAZARD

L-ALEX™ is a nuisance dust that may cause necrosis of the eye cornea. According to TWA, dangerous concentration is 5 mg/m3. Maximum allowable concentration is 0.1 mg/m3.

SAFE HANDLING

Use health protection measures commonly used in working with readily flammable solids. Wear respirators. Do not heat above 300°С.

SAMPLE OF THE CERTIFICATE

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PRODUCT IDENTIFICATION

IDENTIFICATION LABEL: trade name: ALUMINUM POWDER COATED, V-ALEX. This powder was prepared by dispersion of a metallic wire in argon, then it was coated by copolymer (trade name Viton/Fluorel/Fluoroelastomer/FC-2175) CH2 = CF2 and CF3- CF= CF3 for the purpose of passivation.

CHEMICAL COMPOSITION

Material: aluminum (90-92%) and copolymer (8-10%).

PHYSICAL AND CHEMICAL PROPERTIES

Appearance and color: gray heavily agglomerated powder. The average particle size is approx. 90-110 nm. Single particles have the average size of 70-150 nanometers and form microagglomerates. The bulk density is 0,4 g/cm3. BET surface area – 12 m2/g. Melting point is 640°C. SEM and TEM micrographs of powder particles are shown in Fig.1 The particle size distribution bar chart of dry powder is shown in Fig.2. High Resolution TEM shows numerous crystalline defects in these particles. The powder does NOT react with water if not heated up to the boiling point. Ignites in air if exposed to open fire. V-ALEX is stable in dry air if heated to 80°C. Ignition point is about 300°C. V-ALEX powder can find its application in pyrotechnics and materials sciences.

DANGER

V-ALEX is classified as a flammable powder, which burns with open fire of high intensity. Fire-fighting means: special extinguishers for burning metals. KEEP OFF OPEN FIRE.

HEALTH HAZARD

V-ALEX is a nuisance dust that may cause necrosis of the eye cornea. According to TWA, dangerous concentration is 5 mg/m3. Maximum allowable concentration is 0.1 mg/m3.

SAFE HANDLING

Use health protection measures commonly used in working with readily flammable solids. Wear respirators. Do not heat above 300°C.

SAMPLE OF THE CERTIFICATE

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PRODUCT IDENTIFICATION

IDENTIFICATION LABEL: trade name : COPPER NANOPOWDER DRY; chemical name: copper nanopowder; chemical formula: Cu. This product is available in two modifications: (1) Cu(50) and (2) Cu(100). This nanopowder is produced using electric explosion of metallic wire in argon and then packaged in glass ampoules under inert atmosphere.

CHEMICAL COMPOSITION

Material contains metal tungsten (Сu) - 98%; other chemical elements - 2%.If exposed to air, metal content reduce to 85-90% with the balance of adsorbed gases, copper oxide and moisture.

PHYSICAL AND CHEMICAL PROPERTIES

Appearance and color: dark brown-grayish powder. Cu(100) particles are basically spherical, Cu(50) particles look crystalline. The average particle size is approx. 50 - 100 nm. The bulk density is 5 g/cm3. Mechanical impacts(vibrations) may further density the powder. The powder readily oxidizes when exposed to air. The melting point is at 1200°С. BET specific surface area Cu(50) - 12 m2/g and Cu(100) - 6.8 m2/g. The powders readily agglomerate. On being exposed to air, the powder may be ignited by low-calorie flame source (spirit lamp) for 0.5 s. Linear burning rate is 0.48 mm/s, burning front width 7.5 to 8 mm. Copper powder can find its application for catalysis and materials sciences.

DANGER

Copper powder is classified as a flammable powder, which burns with open fire. Copper powder may cause both general toxic and irritation effects. Maximum allowable day concentration is 0.22 mg/m3. Explosion-safe.

HEALTH HAZARD

Copper powder dry is a nuisance dust that may cause elevated body temperature, vertigo, and weakness when inhaled as well as eye cornea irritation if getting into the eye.

SAFE HANDLING

Use health protection measures commonly used in working with a nuisance dust. Wear respirators. Keep off open fire.

SAMPLE OF THE CERTIFICATE

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PRODUCT IDENTIFICATION

IDENTIFICATION LABEL: trade name : IRON NANOPOWDER WETTED HEXANE . Chemical name: iron nanopowder suspension in hexane , chemical formula: nanopowder - Fe; hexane С6Н14, readily flammable liquid. This nanopowder was prepared by electric explosion of a metallic wire in argon, then it was wetted by hexane and packaged in glass bottles under inert atmosphere.

CHEMICAL COMPOSITION

Material: 20-30% of hexane with the balance of iron powder. The powder contains not less 99,8% of metallic iron and absorbed gases CH4, CO2, Ar, N2 . On removing hexane from the suspension, the iron content reduces to 92% with the balance of absorbed gases, iron oxide and moisture. Chemical composition of a source metal wire is as follows: Mn: 0.78-0.82 %; Cr: <0.1 %; Ni: 0.08-0.098 %; Si: 0.66-0.82 %; Cu: 0.081-0.082 %; V: <0.05 %; Mo: <0.01 %; W: <0.1 % mass.

PHYSICAL AND CHEMICAL PROPERTIES

Appearance and color: dark gray to black suspension or paste. Average particle size is 50-110 nm. The particles are spherical and form agglomerates. Bulk density of dry powder is 3.7 g/cm3. BET surface area - 7,7 m2/g. The self-ignition temperature of the suspension vapor in air is 338°С. Boiling point is 69°С. Flash temperature -22°С. Hexane is not soluble in water. On removing hexane from the suspension (evacuation), iron powder may spontaneously ignite in air. XRD shows that powder is fully crystalline iron. On removing hexane, the residue powder may be ignited by low-calirie flame source (spirit lamp) for 0.5 s. Linear burning rate is 2 mm/s, burning fron width 18.0-18.5 mm.

DANGER

The danger is determined by corresponding characteristics of the organic solvent used - hexane. Readily flammable liquid (Сlass 1B and 1C), gives open fire when burning. According to ANSI/NFPA 325 , the identification number of fire risk is 3. According to GOST 19433-88 , the class of danger is 3 , subclass 3.2. The danger criterion is 2 (medium danger). When inhaled, hexane vapors may be health hazard. Maximum allowable concentration in air is 300 mg/m3. Relates to 4 class of danger according to GOST 12.1.007-76 - low danger substances. On removing the organic component, the residue powder may spontaneously ignite in air.

HEALTH HAZARD

The suspension related to materials which if got into the atmosphere in great amount, may irritate the respiratory apparatus and cause poisoning if swallowed. Low health hazard.

SAFE HANDLING

Use health protection means as those used for handling readily flammable substances. Do NOT heat above 69°С and avoid evaporation of hexane. Use standard fire fighting means.

SAMPLE OF THE CERTIFICATE

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PRODUCT IDENTIFICATION

IDENTIFICATION LABEL: trade name : TIN NANOPOWDER; chemical formula: Sn. This nanopowder was produced using electric explosion of metallic wire in argon and then packaged under inert airless atmosphere.

CHEMICAL COMPOSITION

Material: TIN -99%. Absorbed gases up to 1 %.

PHYSICAL AND CHEMICAL PROPERTIES

Appearance and color: gray powder. Average particle size is 80-110 nanometers. The bulk density is about 1.4 g/cm3. Reference temperature of sintering of tin powder ≥30 °C. Tin powder is oxidized when heated to 150°С in dry air. The size of particles in usual conditions is about 10 to 400 nm. In a powder the significant amount of the microagglomerates which have formed as a result of sintering of primary particles is observed. TEM micrographs of powder particles are shown in Fig. Applications: catalysis and materials sciences.

DANGER

Tin powder is an axplosion-safe but a readily flammable substance. nuisance dust which may cause harm if swallowed or inhaled. Maximum allowable day concentration is 0.22 mg/m3. Ecologically -safe . No special precaution is required.

HEALTH HAZARD

Tin powder dry is a nuisance dust which may irritate breathing organs when inhaled. General toxic effect (low toxicity). Wear respirators. SAFE HANDLING Use protection means intended for handling readily flammable substances and dust. Wear respirators.

SAMPLE OF THE CERTIFICATE

IDENTIFICATION LABEL: trade name : TITANIUM NANOPOWDER WETTED HEXANE . Chemical name: titanium powder suspension in hexane , chemical formula: nanopowder - Ti; hexane С6Н14, readily flammable liquid. This nanopowder was prepared by electric explosion of a metallic wire in argon, then it was wetted by hexane and packaged in glass bottles under inert atmosphere.

PRODUCT IDENTIFICATION

IDENTIFICATION LABEL: trade name : TITANIUM NANOPOWDER WETTED HEXANE . Chemical name: titanium powder suspension in hexane , chemical formula: nanopowder - Ti; hexane С6Н14, readily flammable liquid. This nanopowder was prepared by electric explosion of a metallic wire in argon, then it was wetted by hexane and packaged in glass bottles under inert atmosphere.

CHEMICAL COMPOSITION

Material consists of 40-60% of hexane, balance - titanium powder not less 99,8%wt.

PHYSICAL AND CHEMICAL PROPERTIES

Appearance and color: dark gray to black suspension or paste. Average particle size is 80-110 nanometers. The particles are spherical and form agglomerates. Bulk density of dry powder is 2.85 g/cm3. BET surface area - 13.8 m2/g. The self-ignition temperature of the suspension vapor in air is 338 °C. Boiling point is 69 °C. Flash temperature -22 °C. Hexane is not soluble in water. On removing hexane from the suspension (evacuation), titanium powder may spontaneously ignite in air.

DANGER

The danger is determined by corresponding characteristics of the organic solvent used - hexane. Readily flammable liquid (Сlass 1B and 1C), gives open fire when burning. According to ANSI/NFPA 325 , the identification number of fire risk is 3. According to GOST 19433-88 , the class of danger is 3 , subclass 3.2. The danger criterion is 2 (medium danger). When inhaled, hexane vapors may be health hazard. Maximum allowable concentration in air is 300 mg/m3. Relates to 4 class of danger according to GOST 12.1.007-76 - low danger substances. On removing the organic component, the residue powder may spontaneously ignite in air.

HEALTH HAZARD

The suspension related to materials which if got into the atmosphere in great amount, may irritate the respiratory apparatus and cause poisoning if swallowed. Low health hazard.

SAFE HANDLING

Use health protection means as those used for handling readily flammable substances. Do NOT heat above 69 °C and avoid evaporation of hexane. Use standard fire fighting means.

SAMPLE OF THE CERTIFICATE

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PRODUCT IDENTIFICATION

IDENTIFICATION LABEL: trade name: TUNGSTEN NANOPOWDER DRY; chemical formula: W. This nanopowder is produced using electric explosion of metallic wire in air and then packaged in glass ampoules in argon atmosphere.

CHEMICAL COMPOSITION

According to researches the powder contains three crystal phases: metal tungsten (W) - 84±2 %; carbide tungsten (updating W3C) - 14±3 %; tungsten oxide (WO3-a) - 2±1 %.

PHYSICAL AND CHEMICAL PROPERTIES

Appearance and color: black powder. Average particle size is 200-500 nanometers. Particles are spherical and readily form agglomerates - Fig. The bulk density is 15 g/cm3. Melting point - 3200°С. This powder ignites when exposed to open fire in air. Burning rate - 1.33 mm/s. BET specific surface are a is 1.7 to 2.4 m2/g . Tungsten powder can be used in materials sciences and electronics.

DANGER

Combustible metal powder, which burns giving open fire. Tungsten powder may be ignited by low-calorie energy source if exposed for more than 30 s. This material also has irritating effect on mucous coats. Maximum allowable day acute action concentration established on test animals for single inhalation is 0.1 mg/m3, minimal acute action concentration is 0.5 mg/m3. Explosion-safe.

SAFE HANDLING

Use health protection means as those used for handling readily flammable substances. Wear respirators.

SAMPLE OF THE CERTIFICATE

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PRODUCT IDENTIFICATION

IDENTIFICATION LABEL: trade name : ZINC NANOPOWDER DRY; chemical formula: Zn; Spontaneously flammable when exposed to water. This nanopowder was prepared by electric explosion of a metallic wire in argon, then it was packaged in glass ampoules.

CHEMICAL COMPOSITION

Material: zinc not less 99,95%. When exposed to water, metal content reduces to 90% with the balance of sorbed gases, zinc oxide and H2O.

PHYSICAL AND CHEMICAL PROPERTIES

Appearance and color: gray or dark-gray powder. Average particle size is 90-150 nanometers. The bulk density is about 1 g/cm3. Melting point is 420°С. When sonicated in the form of either alcohol or other organic solvent suspension, agglomerates are destructed to nanoparticles. Isolated particles are of irregular shape. BET surface area of dry powder is 5.34 m2/g. The powder reacts with water at boiling point and causes release of hydrogen. Ignites in air if exposed to open fire. Zinc exothermically reacts with oxygen-containing liquids, halogen organics and other oxidizers. Zinc is stable in dry air if heated to 60°С. Ignition point is about 320°С. Zinc powder can find its application in materials sciences and electronics.

HEALTH HAZARD

Toxicity: zinc powder causes general toxic and irritating effect, sweet taste in a mouth, dry throat, coughing, nausea, vomiting and irritation of the mucous tunics. Threshold concentration of chronic action is 5 mg/m3. Toxic dose - 150-600 mg. Recommended limiting concentration 0.1 mg/m3; dangerous concentration - 5 mg/m3.

SAFE HANDLING

Use health protection measures commonly used in working with readily flammable solids. Wear respirators. Keep off water and do not heat above 320°С.

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PRODUCT IDENTIFICATION

DENTIFICATION LABEL: trade name: BRASS NANOPOWDER; chemical name: copper-zinc alloy nanopowder; chemical formula: CuZn. The nanopowder is produced by the electric explosion of wire method in argon atmosphere and packed in glass ampoules in inert atmosphere.

CHEMICAL COMPOSITION

The material contains approx. 60% of copper and 40% of zinc. Adsorbed gases (air, argon, carbon oxide) were not defined. In contact with air the content of active metal decreases to 85-90 %.

PHYSICAL AND CHEMICAL PROPERTIES

Brass powder, dark-brown in color. Average particle size is 50-80 nanometers. Single particles are 70-200 nanometers in size and form microagglomerates. Packed density is approx. 3 g/cm³. Melting temperature in inert atmosphere is 900°С. Can ignite after a short-term contact (up to 30 s) with a low-cal source (e.g. a burning match). Brass powder can be applied in catalysis and materials science.

DANGER

Brass powder is a combustible metallic powder which can give free flame.

HEALTH HAZARD

Brass powder is an odious dust which can have a general toxic effect and cause respiratory apparatus irritation. Maximum allowed daily average concentration is 0.22 mg/m³. Continuous contact can cause chronic diseases of respiratory organs, kidney and liver diseases. Neutral to environment, does not require any special precautions.

SAFE HANDLING

Use protection means similar to those used for handling dust. Use respirators. The possibility of contact with open flame must be eliminated.

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PRODUCT IDENTIFICATION

IDENTIFICATION LABEL: trade name: COPPER OXIDE NANOPOWDER; chemical formula: mixture of CuO and Сu2O. The nanopowder is produced by the electric explosion of copper wire in air atmosphere.

CHEMICAL COMPOSITION

The powder contains at least 99.8% by weight of CuO and Сu2O oxide phases. The content of other elements is below 0.05% by weight.

PHYSICAL AND CHEMICAL PROPERTIES

Black powder. Average particle size is 50-80 nanometers. Packed density of approx. 2.2 g/cm3. Single particles form microagglomerates. The specific surface measured by the BET method is 15-20 m2/g. Odour-free. Copper oxide powder is applied in materials science.

DANGER

Not dangerous.

HEALTH HAZARD

The powder is not health hazardous. However, when inhaled in large quantities it can cause respiratory apparatus irritation like a common dust. Hygiene and sanitary regulations must be observed. In case of skin staining, wash the skin with conventional cleansing agents.

SAFE HANDLING

Standard hygiene and sanitary regulations must be observed.

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PRODUCT IDENTIFICATION

IDENTIFICATION LABEL: trade name : IRON OXIDE NANOPOWDER; chemical name: iron oxide powder (II, III); chemical formula: Fe3O4. This nanopowder is produced using electric explosion of metallic wire in air.

CHEMICAL COMPOSITION

Material: iron oxide - not less 99%, adsorbed gases - 1%. The balance is adsorbed gases as follows CH4, CO2, Ar, N2. Chemical composition of a source wire is as follows: Mn: 0.78-0.82 %; Cr: <0.1 %; Ni: 0.08-0.098 %; Si: 0.66-0.82 %; Cu: 0.081-0.082 %; V: <0.05 %; Mo: <0.01 %; W: <0.1 % mass.

PHYSICAL AND CHEMICAL PROPERTIES

Appearance and color: brown powder. Average particle size is 80-110 nanometers. Particles readily form microagglomerates. The bulk density is 2.2 g/cm3. BET specific surface area ~30 m2/g . Melting point - 1550°С. No smell. Iron oxide powder (II, III) can be used in making magnetic storage devices.

DANGER

Safe.

HEALTH HAZARD

Iron oxide powder is a nuisance dust that may irritate the respiratory organs as the usual dust. SAFE HANDLING Follow common and standard health-protection rules.

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PRODUCT IDENTIFICATION

Identification label: trade name: ALUMINUM OXIDE-HYDROXIDE NANOPOWDER; chemical formulas of constituent phases : А1, АLО3, А1ООН, А1(ОН)3.. This material is available in two versions such as : (1) IPC - with basic constituent ALOOH and (2) DTC - with basic constituent γ-Al2O3.

CHEMICAL COMPOSITION

IPC material: aluminum hydroxides AlOOH - 55% wt., Al(OH)3 - 33% wt., alumina А12О3 - 5% wt, metallic aluminum Al - not more 5% wt., absorbed water - about 2%. DTC material: alumina А12О3 - not less than 95% wt, the balance is Al(OH)3.

PHYSICAL AND CHEMICAL PROPERTIES

Appearance and color: white powder of fibrous structure. BET specific area is 350 m2/g. Electrokinetic potential of IPC material extends to -200 mV and this is evidence in favor of electrically charged groups sitting on the surfaces of nanofibers. . The bulk density of IPC material is about 0.7 g/cm3, of DTC material - 0.6 g/cm3. Both materials are highly hygroscopic. To avoid degradation of the material properties, do not expose it to humidity. Being heated to 400-500°С the IPC version is converted to γ-Al2O3 but its fibrous structure is retained in the C, the powder transforms toprocess (DTC version). At higher temperature 1000 α-Al2O3 thus forming coarse cakes. Fibrous structure is not retained. Melting temperature is 2000°С. Both explosion and fire safe. Aluminum oxide-hydroxide powder can find its application in making adsorbents for water purification from both industrial and microbiological contaminations, dental cements and materials sciences as a filler for polymers matrixes.

HEALTH HAZARD

When spilled in mass quantities and inhaled , aluminum hydroxide may irritate respiratory tract and cause general toxic effect. This material is soluble in stomach acid. No delayed action effect is known.

SAFE HANDLING

Use health protection measures commonly used in working with inorganic dust. Wear respirators.

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PRODUCT IDENTIFICATION

IDENTIFICATION LABEL: trade name : SILVER NANOPOWDER; chemical formula: Ag. The nanopowder is produced by the electric explosion of wire method in argon atmosphere and packed in glass ampoules in inert atmosphere.

CHEMICAL COMPOSITION

Material consists of 99,99% metal silver. Adsorbed gases (CH4, CO2, Ar, N2)- 0,01%.

PHYSICAL AND CHEMICAL PROPERTIES

Grey powder. The average particle size is approx. 100 nm. Single particles have the average size of 70-150 nanometers and form microagglomerates. Bulk density is approx. 5.8 g/cm³. Under mechanical impact (vibration, etc.), bulk density can increase. Specific surface measured by the BET method is 6.5 m2/g. The powder is a fully crystalline silver. When heated in inert atmosphere, silver powder releases excess energy the origin of which is still unknown. The melting point is 960 °С.

DANGER

Silver powder is an odious dust. Produces a harmful effect when in the human body. Neutral to environment, does not require any special precautions.

HEALTH HAZARD

Characterized by low toxicity. Toxic dose is 60 mg. Fatal dose is 1.3-6.2 g.

SAFE HANDLING

Use respirators when handling the powder. Sanitary and hygienic regulations must be observed. In case of skin contamination, wash the skin with soap.