Search results with tag "Hydrogen sulfide"
Chapter 6.6 Hydrogen sulfide - World Health Organization
www.euro.who.intWHO Regional Office for Europe, Copenhagen, Denmark, 2000 1 Chapter 6.6 Hydrogen sulfide General Description Sources Hydrogen sulfide (H2S) is a colourless gas, soluble in various liquids including water and alcohol.
36 Hydrogen Sulfide - Matheson
www.mathesongas.comPure Gases P u r e G a s e s 36 www.mathesongas.com Hydrogen Sulfide Description Synonyms: Hydrogen Sulphide, Hydrosulfuric Acid Formula: H 2S Gas Data Molecular Weight: 34.08
Fiberglass - Accessories & Fittings
www.cooperindustries.comFiberglass Corrosion Guide Hydrogen Bromide, Wet 100 75 100 130 Hydrogen Chloride - 120 - 200 Hydrogen Peroxide 5 100 30 100 Hydrogen Sulfide, Dry 100 170 100 210
MATERIAL SAFETY DATA SHEET
demo.rkmsuk.comSAN 0469 Bitumen Material Safety Data Sheet Syncrude Canada Ltd. Page 2 of 7 SKIN: Hot bitumen and bitumen fumes may cause moderate to severe irritation and burns. Cold ... Confined spaces may accumulate hydrogen sulfide gas. Hydrogen sulfide may cause respiratory tract irritation, nausea, headache, dizziness, pulmonary edema, loss of ...
Determination of Hydrogen Sulfide and Total …
asgmt.comdetermination of hydrogen sulfide and total sulfur in ... limits for total sulfur range from 16 to 80 ppm by ... and passing it through a quartz tube heated to 1000
NATURAL GAS SPECS SHEET - NAESB
www.naesb.orgHYDROGEN SULFIDE H2S Note 1 CARBONYL SULFIDE COS Note 1 SULFUR IN MERCAPTANS SRSH Note 1. IRON SULFIDE FeS lbs OTHER SULFUR COMPOUNDS ? Note 1 MERCURY Hg ppb PARTICULATES ? microns NOTES (1) Sulfur measurements given in grains/100scf or in ppm or both. K:\EMTCNT\X = NAT GAS QUALITY & MEASUREMENT\BPS …
Hazard Control & PPE Selection Guide
www.usf.eduAcetaldehyde, diethyl ether, hydrogen sulfide, acetone, carbon disulfide, hexane Acetylene, ammonia, hydrogen, propane, propylene and methane (GHS: H220-H226, H281) NFPA rating of 4 Flash point below 73 F (22.8 C) and boiling point below 100 F. Flammable gases
CPL – Hydrogen Sulfide Procedure HES 211
www.chevronpipeline.comCPL – Hydrogen Sulfide Procedure 1.0 Purpose, Objectives and Scope 1.1 Purpose The purpose of this procedure is to ensure that effective safe work practices are used to
17. Manhole Channel Design. - WSSC Water
www.wsscwater.comf) Evaluate drops across pipe inverts larger than 0.1 foot for hydrogen sulfide generation, see Part Two, Section 28 (Hydrogen Sulfide (H2S) Control) and Part Two, Section 16 (Manhole Drop Connections). c. Radius of the Channel. 1) For sewer pipelines smaller than 12-inch diameter, provide a minimum radius of the centerline of
Material Safety Data Sheet HYDROGEN SULFIDE
www.trconsultinggroup.comHydrogen Sulfide Page 6 of 6 http://seweb2.phillips66.com/hes/msds.nsf/a356436cfd6168.../3c44ab9ab3716022862565e1004e792b?OpenDocumen …
SAFETY DATA SHEET - Valero Energy
www.valero.comHydrogen sulfide, a highly toxic gas, may be present. Signs and symptoms of overexposure to hydrogen sulfide include respiratory and eye irritation, dizziness, nausea, coughing, a sensation of dryness and pain in the nose, and loss of consciousness. Odor does not provide a reliable indicator of the presence of hazardous levels in the atmosphere.
Incompatibilities of concentrated nitric acid: Never mix ...
ccc.chem.pitt.eduacetone, unless you are following a respectable procedure and use a blast shield and proper precautions. Never store mixtures of concentrated acids, particularly nitric acid, and organic or inorganic waste components; ... Hydrogen Sulfide fuming nitric acid, oxidizing gases Hypochlorites acids, activated carbons Iodine acetylene, ammonia, hydrogen
TCEQ-Fact Sheet - PSD and Nonattainment Significant …
www.tceq.texas.govHF = hydrogen fluoride . HGB = Houston-Galveston-Brazoria . H. 2S = hydrogen sulfide . H 2SO 4 = sulfuric acid . µg/m. 3 = microgram per cubic meter . NAICS = North American Industry Classification System . NO. 2 = nitrogen dioxide . NO x = oxides of nitrogen. Criteria pollutant and PM 2.5 precursor evaluated as NO 2 and ozone precursor ...
BROMINE 6011 See CHLORINE, Method 6011, for procedure
www.cdc.govMEASUREMENT TECHNIQUE: ION CHROMATOGRAPHY, CONDUCTIVITY ... INTERFERENCES: Hydrogen sulfide gives a negative interference. HCl gives a positive interference up to a maximum of 15 µg per sample. HBr gives a positive interference as it is sampled continuously [1].
REFERENCE DATA SHEET ON SEWER GAS(ES) - …
www.meridianeng.comNovember 1993 REFERENCE DATA SHEET ON SEWER GAS(ES) (Hydrogen Sulfide, Carbon Dioxide, Methane, Ammonia, Biological …
CONFINED SPACE ENTRY PERMIT - Occupational Safety and ...
www.osha.govEntry Procedure Checklist: Complete the following steps before, during, and after a confined space entry: Step 1 ... Explosive Gases, Carbon Monoxide, and Hydrogen Sulfide readings and communicate them to the attendant to place on the Permit Form. Step 9 The attendant should maintain constant communication with the entrant until the entrant has ...
Drinking Water Facts….. Drinking Water Treatment Systems
www.water-research.netFiltration Methods Drinking Water Facts….. Activated Carbon Removes organic compounds, pesticides, radon gas Removes hydrogen sulfide, mercury, chlorine, some cysts
Drinking Water Problems: Corrosion - Texas A&M University
soiltesting.tamu.eduoxygen also may be introduced into water when a pneumatic pressure tank is used. In addition to oxygen, the presence of hydrogen sulfide also can result in significant corrosion of metals.
LANTEC Visit us on the World Wide Web!
www.lantecp.comLANTEC sales@lantecp.com Visit us on the World Wide Web! http://www.lantecp.com H 2S (Hydrogen Sulfide – Sewer Gas) Odor Control Wet Scrubber Design and Chemical ...
SAFETY DATA SHEET - Test Mark
www.testmark.netFIRE FIGHTING EQUIPMENT: Toxic fumes will be evolved when this material is involved in a fire. Self-contained breathing apparatus should be availible for fire fighters. FIRE EXPLOSION: Hydrogen Sulfide combustion product may be explosive. Data as follows Minimum Explosive concentration: <6%
FactSheet - Occupational Safety and Health Administration
www.osha.govContact with liquid hydrogen sulfide causes frostbite. If clothing becomes wet with the liquid, avoid ignition sources, remove the clothing and isolate it in a safe area to allow
Material Safety Data Sheet - scavguy.com
scavguy.comMaterial Safety Data Sheet RCS Inc Section 1. Chemical Product and Company Identification Product Name: RC100 Hydrogen Sulfide Scavenger Code: RC100 Supplier: RCS Inc. 11224 23a Ave NW Edmonton AB, T6J4X7, Canada
SAFETY DATA SHEET - Airgas
www.airgas.comHydrogen Sulfide Section 8. Exposure controls/personal protection TWA: 10 ppm 8 hours. OSHA PEL Z2 (United States, 2/2013). AMP: 50 ppm 10 minutes.
Wine Analysis: from ‘Grape to Glass’
tools.thermofisher.comwine production, measurement is critical, knowing what to measure and when, and ... formation of hydrogen sulfide. After fermentation is complete, the coarse sediment is removed by racking or centrifugation. However, colloidal suspensions may also need to be removed or they will
DENR ADMINISTRATIVE ORDER NO. 26-A Series 1994 Subject ...
water.emb.gov.phHydrogen Sulfide Iron Manganese pH Sodium Sulfate Total Dissolved Solids Zinc Unobjectionable Unobjectionable 5 TCU 5 NTU 0.2 250 1 300 (as CaCo3) * 0.05 1 0.5 6.5 - 8.5 200 * 250 500 5 * Table 3.5 Standard Values for Disinfectants and Disinfectant By - Products Constituents Maximum Level (mg/L) a. Disinfectant Chlorine (residual) b ...
Underground Construction (Tunneling)
www.osha.govHydrogen sulfide levels...15 Special conditions for drilling and blasting underground...15 2. Special requirements for using cranes ... Control of access and egress In addition to establishing a check-in/check-out procedure, the employer must ensure safe access to …
6.1 Carbon Black - United States Environmental Protection ...
www3.epa.govsulfur compounds in the process flue gas. Combustion efficiencies of 99.6 percent for hydrogen sulfide and 99.8 percent for CO have been measured for a flare on a carbon black plant. Particulate emissions may also be reduced by combustion of some of the carbon black particles, but emissions of sulfur dioxide and nitrogen oxides are thereby ...
GX-6000 Operator's Manual Rev S - RKI Instruments
www.rkiinstruments.comsample draw gas monitor is capable of detecting the presence of combustible gas, oxygen (O2), carbon monoxide (CO), hydrogen sulfide (H2S), and various other toxic gases simultaneously. The GX-6000’s rugged, reliable, and easy-to-use design makes it ideally suited for a wide range of applications, including sewage treatment plants, utility
Activated Sludge Microbiology Problems and Their Control
www.dec.ny.govHydrogen sulfide toxicity is highly pH dependent, due to the H2S form being the toxic agent and not HS-. The pKa for H2S is 7.0, indicating higher toxicity at a pH of 7 or less when H2S is ... Control of denitrification is either by control of nitrification (reduced sludge age or reduced
Amine Treating Plant General Operation - Blue Sky …
www.blueskymidstream.com5 5. Hydrogen Sulfide is extremely flammable. Its flammability range is much greater than methane. C. Fire Care should be taken to keep the flanges and other connections tight to avoid leakage of any
HEALTH AND SAFETY MANUAL - reagansafety.com
www.reagansafety.com1 Purpose/Scope: The purpose of this program is to establish minimum requirements for site specific H 2 S safety, which will enhance safety in the occupational setting where hydrogen sulfide is
Hydrogen Sulfide Fact - Occupational Safety and Health ...
www.osha.govIn addition, hydrogen sulfide is a highly flam-mable gas and gas/air mixtures can be explo-sive. It may travel to sources of ignition and flash back. If ignited, the gas burns to pro-duce toxic vapors and gases, such as sulfur dioxide. FactSheet Hydrogen Sulfide (H 2S) Hydrogen sulfide is a colorless, flammable, extremely hazardous gas with a ...
HYDROGEN SULFIDE MEASUREMENT AND DETECTION
asgmt.comJan 24, 2003 · hydrogen sulfide reacts with the metal in the transmission line to form a metallic sulfide, the released hydrogen is ... Sulfur Species in Fuels and Solvents (Doctor Test) ... across a filter paper wetted with an aqueous lead oxide solution and observing a …
Hydrogen Sulfide Control and Removal
www.filtronics.com\\Server3\sales\Bulletins\EM-I\Hydrogen Sulfide Control and Removal.doc Concentrations of H2S as low as 0.2 ppm will promote the growth of Beggiatoa.The range of hydrogen sulfide concentration in usable sulfur waters is below 10 ppm.
HYDROGEN SULFIDE MEASUREMENT AND DETECTION
asgmt.comJan 24, 2003 · HYDROGEN SULFIDE MEASUREMENT AND DETECTION Patrick J. Moore and Rodney W. Spitler Thermo Electron Corporation 9303 W. Sam Houston Parkway S., Houston, Texas 77099 INTRODUCTION The impetus for measuring and detecting hydrogen sulfide, H 2 S, as it relates to the production and
Hydrogen Sulfide in Aqueous Solvents - NIST
srdata.nist.govHydrogen sulfide exists, in aqueous solution, in equilibrium with its ions. Solubilities which have been compiled correspond to bulk solubilities. For this purpose the number of moles of hydrogen sulfide in solution has been taken to be the sum of the number of moles of the uncharged H2S plus those of HS- and those of S--.
HYDROGEN SULFIDE: HUMAN HEALTH ASPECTS - who.int
www.who.intHydrogen sulfide: Human health aspects 1 FOREWORD Concise International Chemical Assessment Documents (CICADs) are the latest in a family of publications from the International Programme on
HYDROGEN SULFIDE: HUMAN HEALTH ASPECTS - …
www.who.intHydrogen sulfide: Human health aspects 3 The second stage involves international peer review by scientists known for their particular expertise and by
HYDROGEN SULFIDE 6013
www.cdc.govHYDROGEN SULFIDE: METHOD 6013, Issue 1, dated 15 August 1994 - Page 3 of 4 8. Dilute to 10 mL with 3 mL of deionized water. Cap and shake vigorously. 9. Transfer sample to 10-mL plastic syringe fitted with in-line filter. CALIBRATION AND QUALITY CONTROL: 10.
Hydrogen Sulfide: Issues and - GO-TECH
octane.nmt.eduHydrogen Sulfide: Issues and Answers Workshop December 7, 2005 Farmington, New Mexico San Juan College
Hydrogen Sulfide in Petroleum - COQA
www.coqa-inc.orgHydrogen Sulfide ÊToxic, Colorless Gas ÊRotten Egg Odor ÊDetectable at >10 ppb ÊParalyzes olfactory system ÊLC50 = 713 ppm ÊWeak Acid, Air Oxidized, Absorbs On Metals ÊSolubility Depends On Temperature, Fuel, & Henry’s Law
Hydrogen Recovery - Linde Engineering
www.linde-engineering.comHydrogen sulfide Mercaptanes BTX Water weak strong Pressure swing adsorption plant in Leuna, Germany 4 The process. ... valve skid(s) with interconnecting piping, control valves and instrumentation and a control system for control of the unit. The pressure swing adsorption process has four basic process steps: – Adsorption ...
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