{"query":{"parameter":"2 butanol","place":"US-NH","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-NH","US"],"parameter_keys":["cas:78-92-2","cas:53778-73-7","cas:872-38-8","cas:26106-95-6","cas:97-95-0","cas:137-32-6","cas:75-85-4","cas:56536-49-3","cas:2203-34-1","cas:624-41-9","cas:65113-99-7"],"names_matched":[["2 butanol","cas:78-92-2"],["1 methoxy 2 butanol","cas:53778-73-7"],["2 3 epoxy 1 butanol","cas:872-38-8"],["2 chloro 1 butanol","cas:26106-95-6"],["2 ethyl 1 butanol","cas:97-95-0"],["2 methyl 1 butanol","cas:137-32-6"],["2 methyl 2 butanol","cas:75-85-4"],["2s 2 chloro 1 butanol","cas:56536-49-3"],["4 chloro 2 butanol","cas:2203-34-1"],["ethyl 2 butanol","cas:97-95-0"],["methyl 2 butanol","cas:137-32-6"],["1 butanol 2 methyl acetate","cas:624-41-9","butanol 2"],["3 cyclopentene 1 butanol alpha beta 2 2 3 pentamethyl","cas:65113-99-7","butanol 2"],["butanol 2 methyl 1","cas:137-32-6","butanol 2"],["butanol 2 methyl 2","cas:75-85-4","butanol 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":["Amyl Alcohol, tert-"],"says":"4 rows share a parameter key with a longer name holding \"2 butanol\" but are printed under names without these words (that key is wider than the name), or keyed to a CAS number \"2 butanol\" does not name (another substance, whatever words its name holds): not sent. Ask for one by its name or CAS number."}},"total":4,"offset":0,"returned":4,"next_offset":null,"rows":[{"id":"4c4fcaa84d60c175","parameter":"Butyl alcohol, sec-","value":"130000","value_num":130000,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:78-92-2","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","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"table":"sols","column":"residentiel"}},{"id":"3c9ddcfa37fab03a","parameter":"Butyl alcohol, sec-","value":"1500000","value_num":1500000,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:78-92-2","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","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"table":"sols","column":"industriel"}},{"id":"aaad26aa9a345a9c","parameter":"Butyl alcohol, sec-","value":"5","value_num":5,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:78-92-2","place":["US"],"conditions":["Protection of Groundwater SSLs: Risk-based SSL (mg/kg); SSL values are based on DAF=1"],"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","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"table":"ssl","column":"risque"}},{"id":"f3c56704f7b16ea8","parameter":"Butyl alcohol, sec-","value":"24000","value_num":24000,"unit":"µg/L","direction":"max","kind":"guideline","medium":"drinking_water","level":"national","parameter_key":"cas:78-92-2","place":["US"],"conditions":["Tap Water (ug/L): Regional Screening Level (RSL) Summary Table (TR=1E-06, HQ=1) November 2024"],"cite":{"instrument":"us_rsl_tapwater","title":"US EPA — Regional Screening Levels (RSLs), Summary Table (TR=1E-06, THQ=1.0), November 2024 — Tap Water","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","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"table":"eau","column":"eau_robinet"}}],"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":"US-NH"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"2 butanol\", 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":"US-NH"},"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"}]}