find, download and use datasets generated and held by the us federal government in numerous sectors such as science and research, energy, climate and public safety.
an inventory of approximately 23 000 substances manufactured in, imported into or used in canada on a commercial scale. the dsl is the sole standard against which a substance is judged to be "new" to canada.
no full text access to data from ccohs, however, this index is useful to find relevant legislation and regulations by province for specific substances.