{"query":{"parameter":"acrylic acid","place":"US-RI","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-RI","US"],"parameter_keys":["cas:79-10-7","cas:9003-06-9","cas:25987-30-8","cas:68479-09-4","cas:71050-62-9","cas:72269-91-1","cas:25119-93-1","cas:64614-15-9","cas:163206-24-4","cas:28205-96-1"],"names_matched":[["acrylic acid","cas:79-10-7"],["acrylamide acrylic acid polymer","cas:9003-06-9"],["acrylic acid acrylamide polymer sodium salt","cas:25987-30-8"],["acrylic acid sodium hydrogen sulfite telomer sodium salt","cas:68479-09-4"],["acrylic acid sodium phosphinate polymer","cas:71050-62-9"],["acrylic acid triester with 2 ethyl 2 hydroxymethyl 1 3 propanediol","cas:72269-91-1"],["acrylic acid triester with 2 ethyl 2 hydroxymethyl 1 3 propanediol butyl acrylate polymer","cas:25119-93-1"],["butyl methacrylate butyl acrylate styrene methyl methacrylate propylene glycol monoacrylate acrylic acid polymer","cas:64614-15-9"],["fatty acids tall oil reaction products with acrylic acid and diethylenetriamine","cas:163206-24-4"],["methacrylic acid acrylic acid polymer sodium salt","cas:28205-96-1"],["tall oil fatty acids reaction products with diethylenetriamine and acrylic acid","cas:163206-24-4"]],"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":"1e9bbe98192976f5","parameter":"Acrylic Acid","value":"20","value_num":20,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:79-10-7","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":"f0e35ae574097e2b","parameter":"Acrylic Acid","value":"83","value_num":83,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:79-10-7","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":"cf334463d667f561","parameter":"Acrylic Acid","value":"8.5e-05","value_num":0.000085,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:79-10-7","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","section":null,"page":null,"quote":null,"table":"ssl","column":"risque"}},{"id":"85d4fa9b43698bd2","parameter":"Acrylic Acid","value":"0.42","value_num":0.42,"unit":"µg/L","direction":"max","kind":"guideline","medium":"drinking_water","level":"national","parameter_key":"cas:79-10-7","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","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-RI"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"acrylic acid\", 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-RI"},"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"}]}