In force from 18 October 2026.
Assay Systems is a registered business name in Ontario, Canada. These terms cover this site, its register, its API and its messages.
Every page and record of this site is open to read, copy and cite. Each page names the official register it is computed from and that register's licence; the source licence governs the source data. A citation names the Assay Systems register and the record number printed on the page.
Figures are computed from official registers as those registers publish them. Method.
A reported error is checked against the source row. A confirmed error is corrected in the next rebuild. Reports go to contact@assay-systems.com with the page address.
Search engine crawlers read without limit. Other automated readers have a daily allowance per site; beyond it, access requires a key.
Support is a contribution to the open register and buys no service. Card payments are processed by Stripe; card details are never seen or kept by Assay Systems.
Every message from Assay Systems names Assay Systems and gives a way to stop. A request to stop, sent to contact@assay-systems.com, takes effect the same day. How contact details are handled is set out on the privacy page.
The law of Ontario and the federal law of Canada govern these terms. The courts of Ontario decide any dispute under them.