{"query":{"parameter":"di 1 2","place":"CA-AB","medium":null,"statistic":null,"kind":null},"searched":{"places":["CA-AB","CA"],"parameter_keys":["name:di- 1,2-","cas:68478-94-4","cas:67875-41-6","cas:36356-82-8","cas:58253-49-9","cas:36356-83-9","cas:157811-87-5"],"names_matched":[["di 1 2","name:di- 1,2-"],["a a 3 decyloxy propyl methyliminio di 2 1 ethanediyl bis w hydroxy poly oxy 1 2 ethanediyl branched chlorides","cas:68478-94-4"],["a a hexylimino di 2 1 ethanediyl bis omega hydroxy poly oxy 1 2 ethanediyl","cas:67875-41-6"],["alpha alpha 3 methylphenyl imino di 2 1 ethanediyl bis omega hydroxy poly oxy 1 2 ethanediyl","cas:36356-82-8"],["alpha alpha 9 octadecen 1 ylimino di 2 1 ethanediyl bis omega hydroxy poly oxy 1 2 ethanediyl","cas:58253-49-9"],["alpha alpha phenylimino di 2 1 ethanediyl bis omega hydroxy poly oxy 1 2 ethanediyl","cas:36356-83-9"],["siloxanes and silicones di me hydrogen terminated reaction products with 2 2 bis 1 oxo 2 propen 1 yl oxy methyl 1 3 propanediyl diacrylate","cas:157811-87-5"],["siloxanes and silicones di me hydrogen terminated reaction products with 2 2 bis 1 oxo 2 propenyl oxy methyl 1 3 propanediyl diacrylate","cas:157811-87-5"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":1,"offset":0,"returned":1,"next_offset":null,"rows":[{"id":"ae250f48dad6f519","parameter":"Di- 1,2-","value":"0.7","value_num":0.7,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:di- 1,2-","place":["CA-AB"],"conditions":["receiving_water is freshwater"],"cite":{"instrument":"ca_ab_eqg_surface_waters","title":"Environmental Quality Guidelines for Alberta Surface Waters (March 28, 2018) — Table 1, protection of freshwater aquatic life, long-term (chronic) and short-term (acute)","issuer":"Government of Alberta, Alberta Environment and Parks","edition":"March 28, 2018 (Alberta Environment and Parks)","source_url":"https://open.alberta.ca/dataset/5298aadb-f5cc-4160-8620-ad139bb985d8/resource/38ed9bb1-233f-4e28-b344-808670b20dae/download/environmentalqualitysurfacewaters-mar28-2018.pdf","source_sha256":"8d128a9d2efe359b62626cb0055d2ab7026328ef88a8afa3b5ed197c0b788d54","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Table 1 (freshwater aquatic life) · Di- · CCME 1997","page":31,"quote":null}}],"next":[{"tool":"check_values","says":"Has your user measured this? check_values sets each of their results beside every row held here, with a verdict and the row's cite.","arguments":{"place":"CA-AB"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"di 1 2\", value, unit}, ...], any other parameters too."},"post":"/api/v1/check"},{"tool":"read_certificate","says":"Has your user a laboratory certificate? read_certificate reads every row it prints, each with its page, and checks them against these limits.","arguments":{"place":"CA-AB"},"needs":{"content_base64":"The laboratory's certificate (PDF) or its XLSX, XLS or CSV export, as base64; or file_url, a public https address of it."},"post":"/api/v1/certificate"}]}