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Epa naphthalene mcl

WebWhat is naphthalene used for? Naphthalene is used to make products like moth balls that repel and keep moths away. It is also used to make dyes, leather goods, and insecticide. … Webtables below show your results along with the standards required by the EPA and Hawaii Department of Health for the analytes sampled. ... Naphthalene ND 17 ppb No . ... cis-1,2-Dichloroethene 70 MCL ND ND 70 ppb No Ethylbenzene ND 700 ppb No m,p-Xylene ND - -

Proposed PFAS National Primary Drinking Water Regulation …

WebEPA has classified 1,4-dichlorobenzene as a Group C, possible human carcinogen. (7) EPA has calculated an oral cancer slope factor of 0.024 (mg/kg/d)-1. (7) Physical Properties 1,4-Dichlorobenzene is a white solid with a sweet taste and a strong odor. (1) The odor threshold for 1,4-dichlorobenzene is 0.18 parts per million (ppm). (7) WebApr 11, 2024 · Integrated Risk Information System US EPA Integrated Risk Information System slide 1 of 4 IRIS Assessments Assessments in Development: Naphthalene (Protocol) Ethylbenzene (Protocol) See the Full List of Assessments in Development Basic Information Learn About IRIS Guidance & Tools IRIS Process … painel arezzo https://rodrigo-brito.com

Chemicals and Contaminants in Drinking Water - California

WebNaphthalene 91 -20 3 0.16 313 8176 Pentachlorophenol 87 -86 50.0065 48 Phenanthrene 85-01-8 56 469 12264 Phenol 108 -95 2 0.17 4693 122600 n -Propylbenzene 103 65 1 1.7 626 16350 Pyrene 129 -00 0 270 469 12264 Silver 7440-22-4 0.25 78.2 2044 Styrene (ethenylbenzene) 100 -42 5 1.5 3128 81760 1,1,1,2-Tetrachloroethane 360 - 206 0.004 200 WebThe Massachusetts Maximum Contaminant Levels (MMCLs) listed in the drinking water regulations (310 CMR 22.00) consist of promulgated US EPA MCLs which have become … WebGross beta MCL is 4 millirem/year annual dose equivalent to the total body or any internal organ; Sr-90 MCL = 4 millirem/year to bone marrow; tritium MCL = 4 millirem/year to total … painel arezzo preto/cedro 777195

Acenapthene Fact Sheet US EPA ARCHIVE DOCUMENT

Category:Groundwater Standards NC DEQ

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Epa naphthalene mcl

Groundwater Standards NC DEQ

WebNov 18, 2024 · This tool is based on Risk Assessment Guidance for Superfund: Volume I, Human Health Evaluation Manual (Part B, Development of Risk-based Preliminary Remediation Goals) (RAGs Part … WebMCL? EPA determined that PFOA and PFOS are likely carcinogens (i.e., cancer causing) and that there is no level of these contaminants that is without a risk of adverse health effects. Therefore, EPA is proposing to set the MCL for these two contaminants at 4 parts per trillion, the lowest feasible level based on the ability to reliably

Epa naphthalene mcl

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WebNaphthalene CAS Number 91-20-3 Synonym Napthalin; Naphthene; EPA Pesticide Code: 055801 Occurrence/Use Household fumigant (mothballs, toilet deodorant blocks), …

WebJun 1, 2024 · • MBTEXN – MTBE, Benzene, Toluene, Ethylbenzene, Xylenes, Naphthalene • MCL – Maximum Contaminant Level (Utah Admin. Code R311-211). A standard for drinking water established by the EPA under the Safe Drinking Water Act. The MCL is the maximum permissible level of a COC in water, which is used as a drinking water supply. WebEPA, as a regulatory agency, sets a maximum contaminant level (MCL) for benzo(a)pyrene, the most carcinogenic PAH, at 0.2 ppb. EPA also sets MCLs for five …

Web2.U.S. Environmental Protection Agency. Health and Environmental Effects Profile for Naphthalene. EPA/600/x-86/241. Environmental Criteria and Assessment Office, Office … WebNov 21, 2024 · For linear carcinogens, EPA's current process of estimating cancer risk is based on the unit risk estimate (URE) for inhalation, and the carcinogenic potency slope (CPS) for ingestion. The URE represents the upper-bound excess lifetime cancer risk estimated to result from continuous exposure to an agent over a lifetime at a …

WebMCLs are found in Title 22 of the California Code of Regulations. Primary MCLs address health concerns -- here is a comparison of Federal and California MCLs (PDF). Esthetics …

WebSep 17, 1998 · Proposed Guidelines for Carcinogen Risk Assessment (U.S. EPA, 1996) Basis: Using criteria of the 1986 Guidelines for Carcinogen Risk Assessment, … painel argoWebNaphthalene : 20 : HAL : ug/L: 91-20-3: 34699: trans-1,3-Dichloropropene (E)-1,3-Dichloropropene: 2 : RSD5 : ug/L: ... MCL=EPA maximum contaminent level in ... U.S. Environmental Protection Agency, # Office of Water, EPA-822-F-97-009, 34 pp."" # Changed the following (01/09/1998) to reflect the MCL for total painel argo 2020WebAcenapthene Fact Sheet US EPA ARCHIVE DOCUMENT Author: US EPA, OSWER, Office of Resource Conservation and Recovery Subject: Fact sheet about the uses and … painel argo hgtWebNaphthalene is listed as both a volatile organic compound (VOC) and extractable organic (BNA) compound and may be reported under both purgeable and … painel arielWebSep 28, 2024 · Water Quality Standards Regulations: Georgia Presented are water quality standards in effect for Clean Water Act (CWA) purposes for this state. EPA is posting these standards as a convenience to users and has … ヴェルサイユ宮殿 今WebJul 25, 2024 · 1-Methylnaphthalene secondary values for fish and aquatic life. Multi-use Fact Sheet for 1-Methylnaphthalene: (Aquatic Life - acute concentration), Wisconsin Department of Natural Resources (pdf) (80.45 KB) 1-Methylnaphthalene secondary values for … painel argo 2018Web1) There is no MCL for naphthalene. The only MCL for PAHs is an MCL of 0.2 ug/l for Benzo(a)pyrene. 2) The screening level for naphthalene went from 6.2 ug/l to 0.14 ug/l - … ヴェルサイユ宮殿 何時から