{"query":{"parameter":"maleic anhydride","place":"US-MA","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-MA","US"],"parameter_keys":["cas:108-31-6","cas:68989-34-4","cas:68603-63-4","cas:68956-04-7","cas:68309-24-0","cas:68990-47-6","cas:68512-98-1","cas:113221-69-5","cas:32072-96-1","cas:616-02-4","cas:28777-98-2","cas:68412-02-2","cas:68784-12-3","cas:70983-53-8","cas:68609-36-9","cas:74082-30-7","cas:129828-31-5","cas:178603-70-8","cas:1802633-48-2","cas:67905-91-3"],"names_matched":[["maleic anhydride","cas:108-31-6"],["alkenes c24 36 alpha polymers with maleic anhydride","cas:68989-34-4"],["alpha olefins maleic anhydride graft copolymer n hydrogenated tallow alkyl imide","cas:68603-63-4"],["c24 36 alpha alkene polymers with maleic anhydride","cas:68989-34-4"],["fatty acids c16 18 and c18 unsatd polymers with maleic anhydride pentaerythritol and phthalic anhydride","cas:68956-04-7"],["fatty acids tall oil polymers with maleic anhydride","cas:68309-24-0"],["fatty acids tall oil reaction products with diethylenetriamine maleic anhydride tetraethylenepentamine and triethylenetetramine","cas:68990-47-6"],["imides from c 10 alpha alkene maleic anhydride polymers and hydrogenated tallow alkyl amines","cas:68603-63-4"],["linseed oil glycerin pentaerythritol gum rosin maleic anhydride phthalic anhydride polymer alkyd oil","cas:68512-98-1"],["linseed oil polymer with glycerol maleic anhydride pentaerythritol phthalic anhydride and rosin","cas:68512-98-1"],["maleic anhydride polymer with ethyl acrylate and vinyl acetate hydrolyzed","cas:113221-69-5"],["tall oil fatty acids maleic anhydride polymer","cas:68309-24-0"],["2 5 furandione 3 hexadecenyl dihydro","cas:32072-96-1","2 5 furandione"],["2 5 furandione 3 methyl","cas:616-02-4","2 5 furandione"],["2 5 furandione dihydro 3 octadecenyl","cas:28777-98-2","2 5 furandione"],["2 5 furandione dihydro mono c11 13 alkenyl derivs","cas:68412-02-2","2 5 furandione"],["2 5 furandione dihydro mono c15 20 alkenyl derivs","cas:68784-12-3","2 5 furandione"],["2 5 furandione dihydro mono c20 24 2 alkenyl derivs","cas:70983-53-8","2 5 furandione"],["2 5 furandione reaction products with polypropylene chlorinated","cas:68609-36-9","2 5 furandione"],["2 propenoic acid butyl ester polymer with ethenylbenzene 2 5 furandione and methyl 2 propenoate","cas:74082-30-7","2 5 furandione"],["2 propenoic acid ethyl ester polymer with ethenyl acetate and 2 5 furandione hydrolyzed","cas:113221-69-5","2 5 furandione"],["2 propenoic acid polymer with 4 1 1 dimethylethyl phenol formaldehyde 2 5 furandione 2 methyloxirane 4 nonylphenol and oxirane","cas:129828-31-5","2 5 furandione"],["2 propenoic acid polymer with 4 1 1 dimethylethyl phenol formaldehyde 2 5 furandione 2 methyloxirane and oxirane","cas:178603-70-8","2 5 furandione"],["2 propenoic acid polymer with 4 1 1 dimethylethyl phenol formaldehyde 2 5 furandione methyloxirane 4 nonylphenol and oxirane","cas:129828-31-5","2 5 furandione"],["2 propenoic acid polymer with 4 1 1 dimethylethyl phenol formaldehyde 2 5 furandione methyloxirane and oxirane","cas:178603-70-8","2 5 furandione"],["2 propenoic acid polymer with ethylenediamine oxirane methyloxirane 2 5 furandione methyl oxirane and oxirane","cas:1802633-48-2","2 5 furandione"],["2 propenoic acid polymer with formaldehyde 2 5 furandione methyloxirane 4 nonylphenol and oxirane","cas:67905-91-3","2 5 furandione"],["dihydro 2 5 furandione mono c15 20 alkenyl derivs","cas:68784-12-3","2 5 furandione"],["dihydro 2 5 furandione mono c20 24 2 alkenyl derivs","cas:70983-53-8","2 5 furandione"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":4,"offset":0,"returned":4,"next_offset":null,"rows":[{"id":"337f6488bcf4c21a","parameter":"Maleic 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Anhydride","value":"1900","value_num":1900,"unit":"µg/L","direction":"max","kind":"guideline","medium":"drinking_water","level":"national","parameter_key":"cas:108-31-6","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-MA"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"maleic anhydride\", 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-MA"},"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"}]}