--- title: "2837 – Cyanides, cyanide oxides and complex…: Canada tariff & duty rates" description: "Every Canadian tariff classification under HS 2837: Cyanides, cyanide oxides and complex cyanides. CBSA duty rates for each code." canonical: "https://www.adhocs.ca/hs-codes/2837" --- # 2837 Cyanides, cyanide oxides and complex cyanides. Up: [HS codes](https://www.adhocs.ca/hs-codes) › [Chapter 28](https://www.adhocs.ca/hs-codes/28) 3 subheadings. Each subheading links to its page, which lists its 10-digit codes, or to its only 10-digit code. ## Cyanides and cyanide oxides - [2837.11.00.00](https://www.adhocs.ca/hs-codes/2837.11.00.00) Of sodium - [2837.19.00.00](https://www.adhocs.ca/hs-codes/2837.19.00.00) Other - [2837.20.00.00](https://www.adhocs.ca/hs-codes/2837.20.00.00) Complex cyanides ## Other headings in this chapter - Previous: [2836](https://www.adhocs.ca/hs-codes/2836) Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate. - Next: [2839](https://www.adhocs.ca/hs-codes/2839) Silicates; commercial alkali metal silicates. [Source: CBSA Customs Tariff](https://www.cbsa-asfc.gc.ca/trade-commerce/tariff-tarif/menu-eng.html).