Chapter 2834 — Customs Tariff Headings

Ammonium Nitrite Stabilized

Ammonium nitrite (NH4NO2), stabilized to prevent decomposition, used in gas-generating systems and laboratory applications. It is a chemically defined inorganic compound of ammonium, meeting Chapter 28 Note 1(a). As a nitrite of ammonium, it is classifiable under tariff item 2834.10.00.

Anhydrous Sodium Nitrite Powder

Anhydrous sodium nitrite powder with an assay exceeding 99.5%, used in dye manufacturing and metal treatment processes. It is a separate chemically defined inorganic compound of sodium, meeting the criteria of Chapter 28 Note 1(a). As a nitrite of sodium, it is classified under tariff item 2834.10.00.

Barium Nitrite Crystals

Barium nitrite (Ba(NO2)2) crystals used in pyrotechnics and as intermediates in barium salt production. It is a pure inorganic compound, meeting Chapter 28 Note 1(a). As a nitrite of barium, it is classifiable under tariff item 2834.10.00.

Calcium Nitrite Corrosion Inhibitor

Calcium nitrite (Ca(NO2)2) in solution or powder form, used as a corrosion inhibitor for reinforced concrete. It is a chemically pure inorganic nitrite, meeting Chapter 28 Note 1(a) or (b) if in aqueous solution. It is classifiable under tariff item 2834.10.00 as a nitrite of calcium.

Lithium Nitrite Solution 50%

50% aqueous lithium nitrite (LiNO2) solution used as a heat transfer fluid additive and de-icing component. It is a chemically defined inorganic compound dissolved in water, meeting Chapter 28 Note 1(b). It is classifiable under tariff item 2834.10.00 as a nitrite of lithium.

Magnesium Nitrite Flakes

Magnesium nitrite (Mg(NO2)2) in flake form for agricultural and water treatment applications. It is a pure inorganic nitrite, meeting Chapter 28 Note 1(a). It is not a product of Section V, such as magnesium oxide, and is classifiable under tariff item 2834.10.00 as a nitrite of magnesium.

Potassium Nitrite Powder

Potassium nitrite (KNO2) is a yellowish-white powder used as an oxidizing agent in heat-transfer salts and as a reagent in analytical chemistry. It is a chemically defined inorganic compound of potassium, meeting Chapter 28 Note 1(a). It is classifiable under tariff item 2834.10.00 as a nitrite of potassium.

Silver Nitrite Analytical Reagent

Silver nitrite (AgNO2) is a fine powder used as a reagent in organic synthesis and analytical labs. It is a chemically defined inorganic compound, meeting Chapter 28 Note 1(a). It is not excluded as a precious metal compound, as Chapter 28 Note 3(f) only excludes precious metals of Chapter 71, not their chemical compounds. It is classifiable under tariff item 2834.10.00 as a nitrite of silver.

Sodium Nitrite Flakes Pharmaceutical Grade

Pharmaceutical-grade sodium nitrite in flake form, used in antidotes for cyanide poisoning and as a diagnostic reagent. It is a pure, chemically defined sodium nitrite, meeting Chapter 28 Note 1(a). It is classifiable under tariff item 2834.10.00 as a nitrite of sodium, regardless of its pharmaceutical application.

Sodium Nitrite Food Grade USP

High-purity sodium nitrite meeting USP standards, used as a curing agent in meat products. It is a separate chemically defined inorganic compound, meeting Chapter 28 Note 1(a). As a nitrite of sodium, it is classified under tariff item 2834.10.00, even though it is food-grade.

Sodium Nitrite Industrial Grade

Sodium nitrite (NaNO2) in white to slightly yellow crystalline powder form, used in chemical manufacturing and as a corrosion inhibitor. It is a chemically defined inorganic salt of sodium, meeting Chapter 28 Note 1(a). It is classifiable under tariff item 2834.10.00 as a nitrite of sodium.

Sodium Nitrite Technical Grade 98%

Technical grade sodium nitrite at 98% purity, used in water treatment and antifreeze production. It is a chemically defined inorganic compound of sodium, meeting Chapter 28 Note 1(a), with impurities not affecting its classification. It is classifiable under tariff item 2834.10.00 as a nitrite of sodium.

Strontium Nitrite Technical Grade

Technical grade strontium nitrite (Sr(NO2)2) used in specialty pigments and ceramic glazes. It is a chemically defined inorganic nitrite, meeting Chapter 28 Note 1(a). It is not excluded by Chapter 28 notes and is classifiable under tariff item 2834.10.00 as a nitrite of strontium.

Battery Grade Potassium Nitrate

Battery Grade Potassium Nitrate is an ultra-pure form of potassium nitrate (KNO3) used as an electrolyte component in specialty batteries. It is a separate chemically defined compound, meeting the criteria of Chapter 28 Note 1(a). It is not a finished battery or a preparation, so it falls under tariff item 2834.21.00.

Food Grade Potassium Nitrate

Food Grade Potassium Nitrate is purified potassium nitrate used as a curing agent (E252) for preserved meats. It is a separate chemically defined compound, not a food preparation, and therefore falls under tariff item 2834.21.00 as a nitrate of potassium.

Industrial Potassium Nitrate for Propellants

Industrial Potassium Nitrate for Propellants is high-density potassium nitrate used as an oxidizer in black powder and propellant production. It is a pure chemically defined compound, not a finished explosive, so it falls under tariff item 2834.21.00.

Laboratory Potassium Nitrate Solution 30%

Laboratory Potassium Nitrate Solution 30% is an aqueous solution of potassium nitrate for analytical and calibration purposes. It is a solution of a chemically defined compound in water, meeting Chapter 28 Note 1(b), and falls under tariff item 2834.21.00.

Pharmaceutical Grade Potassium Nitrate USP

Pharmaceutical Grade Potassium Nitrate USP is a USP-grade potassium nitrate used in dental desensitizers and limited pharmaceutical applications. It is a pure chemically defined compound, not a medicament, and falls under tariff item 2834.21.00.

Potassium Nitrate Crystals

Potassium Nitrate Crystals are pure potassium nitrate (KNO3) in crystalline form, a chemically defined inorganic salt used as a fertilizer and in pyrotechnics. It falls under tariff item 2834.21.00 as a nitrate of potassium, distinct from ammonium nitrate.

Potassium Nitrate Flakes for Glass Production

Potassium Nitrate Flakes for Glass Production are flake-form potassium nitrate used as a flux in specialty glass manufacturing. It is a nitrate of potassium under tariff item 2834.21.00, meeting the definition of an inorganic salt.

Potassium Nitrate for Heat Storage Salts

Potassium Nitrate for Heat Storage Salts is a component in solar thermal heat transfer and storage salt mixtures. As a base compound, it falls under tariff item 2834.21.00, provided it is not already mixed into a salt mixture.

Potassium Nitrate for Tobacco Curing

Potassium Nitrate for Tobacco Curing is specialty potassium nitrate used to control burn rate in tobacco curing. It classifies as potassium nitrate in tariff item 2834.21.00 per chemical definition, as it is a pure compound.

Potassium Nitrate Granules for Rocket Motors

Potassium Nitrate Granules for Rocket Motors are granulated potassium nitrate sized for amateur rocket motor oxidizer. It is pure KNO3 under tariff item 2834.21.00, not classified as rocket fuel or a finished propellant.

Potassium Nitrate Prills for Fireworks

Potassium Nitrate Prills for Fireworks are prilled potassium nitrate used as an oxidizer in pyrotechnic compositions. It falls under tariff item 2834.21.00 as pure potassium nitrate, not a prepared explosive.

Reagent Grade Potassium Nitrate

Reagent Grade Potassium Nitrate is high-purity potassium nitrate suitable for laboratory reagents and chemical analysis. It is classified under tariff item 2834.21.00 as a nitrate of potassium meeting the chemically defined criteria in Chapter 28 Note 1.

Refined Potassium Nitrate for Ceramics

Refined Potassium Nitrate for Ceramics is a refined potassium nitrate flux for high-temperature ceramic glazes and enamels. It is an inorganic salt classified in tariff item 2834.21.00, as it is a pure chemically defined compound.

Spectroscopy Potassium Nitrate Reference Standard

Spectroscopy Potassium Nitrate Reference Standard is a certified reference material for NIR/Raman spectroscopy calibration. It is a pure standard under tariff item 2834.21.00, as it is a chemically defined compound.

Technical Grade Potassium Nitrate Powder

Technical Grade Potassium Nitrate Powder is powdered potassium nitrate for industrial applications like glass manufacturing and heat transfer salts. It is a potassium nitrate under tariff item 2834.21.00, chemically defined per Chapter notes.

Ammonium Nitrate Prills 34-0-0

Porous ammonium nitrate prills (NH4NO3) at 34% nitrogen, classified under tariff item 2834.29.00 as chemically defined nitrates, not fertilizer preparations. Used in industrial explosives, this product requires careful handling and documentation for Canadian import.

Anhydrous Calcium Nitrate

Anhydrous calcium nitrate is the water-free form of this inorganic calcium salt, used in pyrotechnics, explosives, and as a lab reagent. It is a chemically defined nitrate of calcium, classified under this tariff item as a nitrate.

Barium Nitrate Granules

Barium nitrate (Ba(NO3)2) granules, a chemically defined inorganic nitrate classified under tariff item 2834.29.00 as 'other nitrates' in Canada's Customs Tariff. Primarily used in pyrotechnics for green flame production and in glass manufacturing.

Bismuth Ammonium Nitrate Double Salt

Bismuth ammonium nitrate double salt is a chemical compound consisting of bismuth nitrate and ammonium nitrate, used primarily in specialty fertilizers. It is classified under this tariff item as a nitrate of bismuth, a chemically defined inorganic compound per Chapter 28 notes.

Bismuth(III) Nitrate Anhydrous

Bismuth(III) nitrate anhydrous is a white, highly reactive powder used in organic synthesis and astringent preparations. It is a chemically defined nitrate of bismuth, fitting Chapter 28's scope for separate chemical compounds.

Bismuth Nitrate Flake Form

Bismuth nitrate in flake form is a physical variant of the same chemical compound, used for easy dissolution in industrial processes. The physical form does not affect its classification as a chemically defined nitrate under Chapter 28.

Bismuth Nitrate for Gold Recovery

Bismuth nitrate for gold recovery is a specialty chemical used to precipitate impurities in gold refining. It is a pure inorganic compound, classified under this item as a nitrate of bismuth per Chapter 28 notes.

Bismuth Nitrate Pentahydrate

Bismuth nitrate pentahydrate is a white crystalline salt used in chemical synthesis and as a laboratory reagent. It is a chemically defined nitrate of bismuth, classified under this tariff item as a heavy metal salt.

Bismuth Nitrate Solution 20% w/v

Bismuth nitrate solution at 20% w/v is an aqueous solution of a chemically defined nitrate, used in electroplating and analytical chemistry. It is not excluded by Chapter 28 notes, as the solvent is water and the product remains a general-purpose chemical.

Bismuth Subnitrate Powder USP Grade

Bismuth subnitrate powder, USP grade, is a basic nitrate used in pharmaceuticals as an antacid and in cosmetics. It is a chemically defined compound of bismuth, classified under this item as a nitrate, not excluded by Chapter 28 notes.

Calcium Nitrate Fertilizer Crystals

Calcium nitrate fertilizer crystals are designed for hydroponic and greenhouse fertilizers, supplying soluble calcium and nitrate ions. When pure, they are classified as chemically defined nitrates under this item, not as fertilizer preparations.

Calcium Nitrate Industrial Grade 99%

Industrial-grade calcium nitrate at 99% purity is used as a corrosion inhibitor in steel manufacturing and in wastewater treatment. It is a chemically defined calcium nitrate, fitting this tariff item as a nitrate of an inorganic base.

Calcium Nitrate Tetrahydrate

Calcium nitrate tetrahydrate is a chemically defined inorganic salt of calcium, used primarily as a fertilizer component and in concrete setting accelerators. It falls under this tariff item as a nitrate of calcium.

Cerium Nitrate Hexahydrate

Cerium nitrate hexahydrate (Ce(NO3)3·6H2O), a chemically defined rare earth nitrate classified under tariff item 2834.29.00 as 'other nitrates' in Canada's Customs Tariff. Essential for catalyst production and glass polishing compounds.

Gadolinium Nitrate

Gadolinium nitrate (Gd(NO3)3), a chemically defined rare earth nitrate under tariff item 2834.29.00 as 'other nitrates' in Canada's Customs Tariff. Critical for MRI contrast agents and nuclear reactor control rods.

Industrial Strontium Nitrate 50kg Bags

Industrial strontium nitrate in 50kg bags for large-scale pyrotechnic and glass flux operations. This chemically defined strontium nitrate salt is classified under tariff item 2834.29.00 as 'other nitrates' in Canada's Customs Tariff, with packaging designed for industrial handling.

Laboratory Grade Strontium Nitrate

Laboratory grade strontium nitrate, ACS reagent-grade Sr(NO3)2 for analytical chemistry, used in qualitative analysis and precipitation reactions. This pure, chemically defined strontium nitrate is classified under tariff item 2834.29.00 as 'other nitrates' in the Canadian Customs Tariff.

Laboratory Reagent Calcium Nitrate

Laboratory reagent calcium nitrate is high-purity calcium nitrate for analytical chemistry and synthesis reactions, meeting ACS standards. It is a pure, chemically defined nitrate of calcium, classified under this item.

Lanthanum Nitrate Solution

Aqueous lanthanum nitrate solution (La(NO3)3), classified under tariff item 2834.29.00 for chemically defined rare earth nitrates in Canada's Customs Tariff. Used in optical glass manufacturing and catalysts.

Lithium Nitrate Solution 50%

50% aqueous lithium nitrate (LiNO3) solution, classified under tariff item 2834.29.00 as chemically defined nitrates in aqueous form in Canada's Customs Tariff. Applied in pyrotechnics, ceramics, and lithium battery electrolytes.

Magnesium Nitrate Hexahydrate

Magnesium nitrate hexahydrate (Mg(NO3)2·6H2O), an inorganic nitrate under tariff item 2834.29.00 in Canada's Customs Tariff, excluded from Chapter 25 exclusions for nitrates. Used as a catalyst and in fuel additives.

Nano Bismuth Nitrate Particles

Nano bismuth nitrate particles are nanoparticles of a chemically defined compound, used in advanced materials and catalysis research. Particle size does not affect classification under Chapter 28, which covers separate chemical elements and compounds.

Neodymium Nitrate Crystals

Neodymium nitrate hexahydrate (Nd(NO3)3·6H2O) is a purple crystalline inorganic compound classified under tariff item 2834.29.00 as an 'other' nitrate. It is used primarily in the production of neodymium magnets, solid-state lasers, and glass colouring agents. As a separate chemically defined compound of an inorganic base, it falls within Chapter 28's scope for nitrates.

Pharmaceutical Bismuth Nitrate AR Grade

Pharmaceutical bismuth nitrate AR grade is an analytical reagent grade chemical used for pharmaceutical intermediates and astringents. It is a chemically defined nitrate of bismuth, fitting this tariff item as a pure inorganic compound.

Potassium Nitrate Powder

Potassium nitrate (KNO3), also known as saltpeter, is a white crystalline inorganic nitrate salt classified under tariff item 2834.29.00 as an 'other' nitrate. It serves as an oxidizer in gunpowder, fireworks, and matches, and is also used in toothpaste for sensitive teeth. As a separate chemically defined compound of an inorganic base, it is covered by Chapter 28's provisions for nitrates.

Praseodymium Nitrate Solution

Praseodymium nitrate solution (Pr(NO3)3) is a green liquid inorganic compound classified under tariff item 2834.29.00 as an 'other' nitrate. It is used in the production of rare earth magnets, ceramic colorants, and glass tinting. As a separate chemically defined compound dissolved in water, it falls within Chapter 28's scope for nitrates of inorganic bases.

Sodium Nitrate Crystals

Sodium nitrate (NaNO3) is a white crystalline inorganic salt classified under tariff item 2834.29.00 as an 'other' nitrate. It is commonly used in fertilizers, pyrotechnics, and as a food preservative in cured meats. As a separate chemically defined compound of an inorganic base, it falls within Chapter 28's provisions for nitrates.

Strontium Nitrate Anhydrous Flakes

Anhydrous strontium nitrate in flake form for electronics and tracer bullet production, valued for stability and solubility. This chemically defined strontium nitrate is classified under tariff item 2834.29.00 as 'other nitrates' in Canada's Customs Tariff, with the anhydrous form minimizing water content.

Strontium Nitrate Crystals

Pure strontium nitrate (Sr(NO3)2) in crystalline form, a chemically defined inorganic salt used in pyrotechnics for red flame coloration and chemical synthesis. This product falls under tariff item 2834.29.00 as 'other nitrates' in the Canadian Customs Tariff.

Strontium Nitrate for Pyrotechnic Production

High-purity strontium nitrate specifically supplied to fireworks manufacturers for red colorant in aerial shells and fountains. This chemically defined nitrate of strontium fits tariff item 2834.29.00 as 'other nitrates' in Canada's Customs Tariff, with high purity essential for consistent pyrotechnic performance.

Technical Grade Bismuth Nitrate Crystals

Technical grade bismuth nitrate crystals are used in industrial applications like catalyst preparation and pyrotechnics. They are chemically defined nitrates of bismuth, meeting the requirements of Chapter 28 for separate compounds.