{"query":{"parameter":"di n butyl","place":"US-VA","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-VA","US"],"parameter_keys":["name:di-n-butyl","cas:105-99-7","cas:84-74-2"],"names_matched":[["di n butyl","name:di-n-butyl"],["di n butyl adipate","cas:105-99-7"],["di n butyl phthalate","cas:84-74-2"],["di n butyl phthlate","cas:84-74-2"],["dibutyl phthalate di n butyl phthalate","cas:84-74-2"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order","not_sent":{"rows":19,"names":["Di-n-butyl phthalate","~Dibutyl Phthalate","Di-n-Butyl Phthalate"],"says":"19 rows share a parameter key with a longer name holding \"di n butyl\" but are printed under names without these words (that key is wider than the name), or keyed to a CAS number \"di n butyl\" does not name (another substance, whatever words its name holds): not sent. Ask for one by its name or CAS number."}},"total":2,"offset":0,"returned":2,"next_offset":null,"rows":[{"id":"e6b3f1d1d6abb4a8","parameter":"Di-n-Butyl","value":"20","value_num":20,"direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:di-n-butyl","place":["US-VA"],"conditions":["segments designated PWS (public water supply) in 9VAC25-260-390 through 9VAC25-260-540"],"cite":{"instrument":"us_va_wqs","title":"9VAC25-260-140 — Criteria for surface water (Virginia Water Quality Standards), Table of Parameters","issuer":"Commonwealth of Virginia, State Water Control Board (Department of Environmental Quality)","edition":"Virginia Administrative Code as served by the General Assembly's LIS on 2026-10-09; last amended Virginia Register Volume 40, Issue 24, eff. June 26, 2024","source_url":"https://law.lis.virginia.gov/admincode/title9/agency25/chapter260/section140/","source_sha256":"05d91f8142e13aa9978b182c77033df2412d2af9decd0586bcb8b3974972a5f7","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"9VAC25-260-140 B, Table of Parameters (human health, public water supply)","page":null,"quote":"Di-n-Butyl Phthalate (µg/l) 84742 20 30"}},{"id":"17cabcecf6ac0c23","parameter":"Di-n-Butyl","value":"30","value_num":30,"direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:di-n-butyl","place":["US-VA"],"conditions":["all other surface waters, not designated PWS in 9VAC25-260-390 through 9VAC25-260-540"],"cite":{"instrument":"us_va_wqs","title":"9VAC25-260-140 — Criteria for surface water (Virginia Water Quality Standards), Table of Parameters","issuer":"Commonwealth of Virginia, State Water Control Board (Department of Environmental Quality)","edition":"Virginia Administrative Code as served by the General Assembly's LIS on 2026-10-09; last amended Virginia Register Volume 40, Issue 24, eff. June 26, 2024","source_url":"https://law.lis.virginia.gov/admincode/title9/agency25/chapter260/section140/","source_sha256":"05d91f8142e13aa9978b182c77033df2412d2af9decd0586bcb8b3974972a5f7","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"9VAC25-260-140 B, Table of Parameters (human health, all other surface waters)","page":null,"quote":"Di-n-Butyl Phthalate (µg/l) 84742 20 30"}}],"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-VA"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"di n butyl\", 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-VA"},"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"}]}