{"query":{"parameter":"ethyl ether","place":"US-CO","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-CO","US"],"parameter_keys":["cas:60-29-7","cas:539-30-0","cas:3033-62-3","cas:10143-60-9","cas:1002-67-1","cas:10143-53-0","cas:625-54-7","cas:628-81-9","cas:163702-05-4","cas:163702-06-5","cas:637-92-3","cas:4413-13-2","cas:110-80-5","cas:26027-37-2","cas:109-92-2"],"names_matched":[["ethyl ether","cas:60-29-7"],["benzyl ethyl ether","cas:539-30-0"],["bis 2 dimethylamino ethyl ether","cas:3033-62-3"],["bis 2 ethyl hexyl ether","cas:10143-60-9"],["diethylene glycol ethyl methyl ether","cas:1002-67-1"],["diethylene glycol ethyl vinyl ether","cas:10143-53-0"],["ethyl isopropyl ether","cas:625-54-7"],["ethyl n butyl ether","cas:628-81-9"],["ethyl nonafluorobutyl ether","cas:163702-05-4"],["ethyl nonafluoroisobutyl ether","cas:163702-06-5"],["ethyl perfluorobutyl ether","cas:163702-05-4"],["ethyl t butyl ether","cas:637-92-3"],["ethyl tert butyl ether","cas:637-92-3"],["ethyl tertiary butyl ether etbe","cas:637-92-3"],["ethylene glycol butyl ethyl ether","cas:4413-13-2"],["ethylene glycol ethyl ether","cas:110-80-5"],["polyethylene glycol mono 2 oleylamido ethyl ether","cas:26027-37-2"],["vinyl ethyl ether","cas:109-92-2"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order","not_sent":{"rows":4,"names":["Ethoxyethanol, 2-"],"says":"4 rows share a parameter key with a longer name holding \"ethyl ether\" but are printed under names without these words (that key is wider than the name): not sent. Ask for one by its name or CAS number."}},"total":8,"offset":0,"returned":8,"next_offset":null,"rows":[{"id":"db955d6d963c92f0","parameter":"Ethyl Ether","value":"16000","value_num":16000,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:60-29-7","place":["US"],"conditions":["Resident Soil (mg/kg)"],"cite":{"instrument":"us_rsl_soil","title":"US EPA — Regional Screening Levels (RSLs), Summary Table (TR=1E-06, THQ=1.0), November 2024 — Soil","issuer":"U.S. Environmental Protection Agency (EPA)","edition":"November 2024","source_url":"https://semspub.epa.gov/src/document/HQ/405270","source_sha256":"0160dc81b4f55d738a354a74de92488f149946ebfa7c6a6c64592f45348043d7","fetched_at":"2026-09-19","section":null,"page":null,"quote":null,"table":"sols","column":"residentiel"}},{"id":"c68edb0f92e635cb","parameter":"Ethyl Ether","value":"230000","value_num":230000,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:60-29-7","place":["US"],"conditions":["Industrial Soil (mg/kg)"],"cite":{"instrument":"us_rsl_soil","title":"US EPA — Regional Screening Levels (RSLs), Summary Table (TR=1E-06, THQ=1.0), November 2024 — Soil","issuer":"U.S. Environmental Protection Agency (EPA)","edition":"November 2024","source_url":"https://semspub.epa.gov/src/document/HQ/405270","source_sha256":"0160dc81b4f55d738a354a74de92488f149946ebfa7c6a6c64592f45348043d7","fetched_at":"2026-09-19","section":null,"page":null,"quote":null,"table":"sols","column":"industriel"}},{"id":"8dc761b9715684b7","parameter":"Ethyl Ether","value":"0.88","value_num":0.88,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:60-29-7","place":["US"],"conditions":["Protection of Groundwater SSLs: Risk-based SSL (mg/kg); 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or file_url, a public https address of it."},"post":"/api/v1/certificate"}]}