{"query":{"parameter":"sulfate","place":"US-AK","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-AK","US"],"parameter_keys":["cas:14808-79-8","cas:7757-82-6","cas:615-50-9","cas:68039-12-3","cas:342573-75-5","cas:24694-40-4","cas:7376-31-0","cas:56633-27-3","cas:60828-92-4","cas:2235-54-3","cas:6369-59-1","cas:39085-66-0","name:chloride + sulfate","cas:19834-02-7","cas:64-67-5","cas:43222-48-6","cas:77-78-1","cas:115-29-7","cas:1031-07-8","cas:20261-61-4","cas:302-01-2","cas:10034-93-2","cas:68649-55-8","cas:32612-48-9","cas:68037-05-8","cas:68891-29-2","cas:27731-61-9","cas:31691-97-1","cas:68585-47-7","cas:55566-30-8","cas:18785-72-3","cas:7446-18-6","cas:72379-24-9","cas:72968-31-1"],"names_matched":[["sulfate","cas:14808-79-8"],["sulfate","cas:7757-82-6"],["1 4 benzenediamine 2 methyl sulfate 1 1","cas:615-50-9"],["1 ethyl 2 8 heptadecenyl 4 5 dihydro 3 2 hydroxyethyl 1h imidazolium ethyl sulfate","cas:68039-12-3"],["1 ethyl 3 methylimidazolium ethyl sulfate","cas:342573-75-5"],["1h benzotriazole sulfate","cas:24694-40-4"],["1h benzotriazole sulfate 1 1","cas:24694-40-4"],["1h imidazolium 1 ethyl 2 8 heptadecenyl 4 5 dihydro 3 2 hydroxyethyl ethyl sulfate salt","cas:68039-12-3"],["2 2 2 nitrilotriethanol sulfate","cas:7376-31-0"],["2 aminoethanol sulfate","cas:56633-27-3"],["2 propanamine sulfate","cas:60828-92-4"],["ammonium lauryl sulfate","cas:2235-54-3"],["benzenediamine 2 methyl sulfate 1 4","cas:6369-59-1"],["butylamine sulfate","cas:39085-66-0"],["chloride sulfate","name:chloride + sulfate"],["cyclohexylammonium sulfate","cas:19834-02-7"],["diethyl sulfate","cas:64-67-5"],["difenzoquat methyl sulfate","cas:43222-48-6"],["dimethyl sulfate","cas:77-78-1"],["endosulfan alpha beta sulfate","cas:115-29-7"],["endosulfan sulfate","cas:1031-07-8"],["ethanol 2 2 2 nitrilotris sulfate 2 1 salt","cas:20261-61-4"],["ethanol 2 2 2 nitrilotris sulfate salt","cas:7376-31-0"],["ethanol 2 amino sulfate salt","cas:56633-27-3"],["hydrazine hydrazine sulfate","cas:302-01-2"],["hydrazine sulfate","cas:10034-93-2"],["hydrazine sulfate 1 1","cas:10034-93-2"],["isopropylamine sulfate","cas:60828-92-4"],["methylbenzene 1 4 diamine sulfate 2","cas:615-50-9"],["polyethylene glycol branched nonylphenyl ether sulfate ammonium salt","cas:68649-55-8"],["polyethylene glycol lauryl ether sulfate ammonium salt","cas:32612-48-9"],["polyethylene glycol mono c6 10 alkyl ether sulfate ammonium salt","cas:68037-05-8"],["polyethylene glycol mono c8 10 alkyl ether sulfate ammonium salt","cas:68891-29-2"],["polyethylene glycol myristyl ether sulfate ammonium salt","cas:27731-61-9"],["sel d ammonium du copolymere d ethylene glycol et du sulfate de nonyl 4 benzene","cas:31691-97-1"],["sel sodique du sulfate de monoalkyle c10 c16","cas:68585-47-7"],["sulfate de diethyle","cas:64-67-5"],["sulfate de dimethyle","cas:77-78-1"],["sulfate de laureth 5 et d ammonium","cas:32612-48-9"],["sulfate de tetrakis hydroxymethyl phosphonium 1 2","cas:55566-30-8"],["sulfate total as so4","cas:18785-72-3"],["tetrakis hydroxymethyl phosphonium sulfate","cas:55566-30-8"],["thallium i sulfate","cas:7446-18-6"],["thallium l sulfate","cas:7446-18-6"],["thallium sulfate","cas:7446-18-6"],["thallium sulfate as thallium","cas:7446-18-6"],["toluene 2 5 diamine sulfate","cas:6369-59-1"],["triethanolamine sulfate","cas:20261-61-4"],["alcohols c8 10 ethoxylated sulfates ammonium salts","cas:68891-29-2","sulfates"],["amines c12 14 tert alkyl ethoxylated sulfates sodium salts","cas:72379-24-9","sulfates"],["amines tallow alkyl ethoxylated sulfates","cas:72968-31-1","sulfates"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order","not_sent":{"rows":36,"names":["Endosulfan Sulfate","Benzenediamine-2-methyl sulfate, 1,4-","Difenzoquat","Endosulfan","Hydrazine","Methylbenzene-1,4-diamine sulfate, 2-","Hydrazine Sulfate","Thallium Sulfate"],"says":"36 rows share a parameter key with a longer name holding \"sulfate\" but are printed under names without these words (that key is wider than the name), or keyed to a CAS number \"sulfate\" 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":"35b056ca259aba62","parameter":"Sulfate","value":"Total dissolved solids (TDS) from all sources may not exceed 500 mg/l. Neither chlorides nor sulfates may exceed 250 mg/l.","value_num":250,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:14808-79-8","place":["US-AK"],"conditions":["receiving_water is freshwater","fresh water designated for water supply: drinking, culinary, and food processing (18 AAC 70.020(b)(4)(A)(i))"],"cite":{"instrument":"us_ak_wqs","title":"Alaska Water Quality Criteria Manual for Toxic and Other Deleterious Organic and Inorganic Substances (fresh and marine aquatic life, human health, water supply), with 18 AAC 70.020(b) dissolved inorganic substances and marine salinity","issuer":"State of Alaska, Department of Environmental Conservation","edition":"Toxics Manual as amended through September 8, 2022, adopted by reference in 18 AAC 70, as US EPA posts it in effect for CWA purposes (effective April 14, 2023; cover April 24, 2023); 18 AAC 70 as EPA posts it effective January 8, 2026 (rows from it name their own source)","source_url":"https://www.epa.gov/system/files/documents/2023-05/akwqs-toxics-manual.pdf","source_sha256":"c835973dac59a2b48a376b34d11333eba7ff7a0f024cee0864e42470a2283b37","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"18 AAC 70.020(b)(4)(A)(i)","page":25,"quote":null}},{"id":"57fd891bc6ef0bb3","parameter":"Sulfate","value":"250 mg/l","value_num":250,"direction":"max","kind":"guideline","medium":"drinking_water","level":"national","parameter_key":"cas:14808-79-8","place":["US"],"conditions":["40 CFR 143.1: The regulations in this subpart are not Federally enforceable but are intended as guidelines for the States."],"cite":{"instrument":"us_nsdwr","title":"40 CFR Part 143 — National Secondary Drinking Water Regulations (eCFR, as of 2026-08-01)","issuer":"U.S. Environmental Protection Agency (EPA)","edition":"eCFR as of 2026-08-01","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-01/title-40.xml?part=143","source_sha256":"a98e8b66948f546c71e119055eff012e6380857a255ec216a4247b658bcf040d","fetched_at":"2026-08-29","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"143.3","page":null,"quote":null,"column":"smcl"}}],"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-AK"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"sulfate\", 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-AK"},"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"}]}