Calcium Cyanide Granules
Calcium cyanide (Ca(CN)2) granules for water treatment and fumigation in agriculture. HTS 2837.19.01 covers this as a simple cyanide of inorganic base calcium. Chemically defined per Chapter 28 Note 1.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | +17.5% | 17.5% |
| 🇲🇽Mexico | Free | +10.0% | 10% |
| 🇨🇦Canada | Free | +10.0% | 10% |
| 🇩🇪Germany | Free | +10.0% | 10% |
| 🇯🇵Japan | Free | +10.0% | 10% |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If nitrogen-fertilizer grade with calcium cyanamide
Calcium cyanamide fertilizers excluded to Chapter 31 per chapter note 2(h).
If reacted to cyanate derivative
Cyanates of inorganic bases classify under 2836, not cyanides.
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Import Tips & Compliance
• Declare as hazardous under IMDG Code for sea freight; provide SDS with cyanide content; avoid misdeclaration as fertilizer to prevent Chapter 31 shift
Related Products under HTS 2837.19.01
Sodium Cyanide Briquettes
Sodium cyanide (NaCN) in compressed briquette form, used primarily in gold mining for leaching processes and in electroplating. Classified under HTS 2837.19.01 as a simple inorganic cyanide of sodium, distinct from complex cyanides. Meets Chapter 28 definitions for chemically defined inorganic compounds.
Potassium Cyanide Crystals
Potassium cyanide (KCN) in crystalline powder form, applied in organic synthesis and metal hardening. Falls under HTS 2837.19.01 as a cyanide of potassium, an alkali metal base. Excluded from complex cyanides per heading scope.
Barium Cyanide Powder
Barium cyanide (Ba(CN)2) fine powder used in specialty chemical manufacturing. Classified in 2837.19.01 as other cyanides of inorganic bases like barium. Not a complex cyanide.
Strontium Cyanide Flakes
Strontium cyanide (Sr(CN)2) in flake form for pyrotechnics and research. HTS 2837.19.01 as cyanide of strontium, an alkaline earth metal. Chemically pure inorganic compound.
Lithium Cyanide Pellets
Lithium cyanide (LiCN) pellets for battery material research. Under 2837.19.01 as simple cyanide of lithium base. Excludes organo-inorganic per chapter exclusions.
Sodium Cyanide Prills
Spherical sodium cyanide prills optimized for mining dissolution. HTS 2837.19.01 for other cyanides, chemically defined NaCN. High purity grade.