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Hydrogen Sulfide in Drinking-water - who.int

and odour thresholds for hydrogen sulfide are estimated to be between 0.05 and 0.1 mg/litre. The taste and odour threshold for sulfides is about 0.2 mg/litre (5). Major uses The major uses of hydrogen sulfide include its conversion into sulfur and sulfuric acid and the

Hydrogen Sulfide in Drinking Water | Vermont Department of ...

Hydrogen sulfide gas can occur in wells anywhere in Vermont and gives the water a characteristic "rotten egg" taste or smell. Hydrogen sulfide gas or sulfur bacteria in your water can cause other problems: Sulfur bacteria produce a slime and can promote the growth of …

How To Treat Sulfur Odors in Well Water: Top 6 Ways To ...

Hydrogen sulfide can also interfere with the effectiveness of water softeners and filter systems. Sources of Hydrogen Sulfide. Iron bacteria and sulfur bacteria present in groundwater use iron and sulfur as an energy source and chemically change sulfates to produce H2S gas.

Hydrogen sulfide - Wikipedia

Hydrogen sulfide is a central participant in the sulfur cycle, the biogeochemical cycle of sulfur on Earth. In the absence of oxygen, sulfur-reducing and sulfate-reducing bacteria derive energy from oxidizing hydrogen or organic molecules by reducing elemental sulfur or sulfate to hydrogen sulfide.

Hydrogen Sulfide (Rotten Egg Odor) in Water Wells

These bacteria feed on small amounts of sulfur in the water and thrive in the low oxygen environments present in groundwater wells and plumbing systems. Although sulfur-reducing bacteria can impart taste and odor in the water, they do not cause health concerns for humans. Hydrogen sulfide problems ...

How to Remove Sulfur Smell From Well Water | Hunker

The injection of an oxidizing agent, such as chlorine bleach or hydrogen peroxide, can augment carbon filtration to purify water with higher concentrations of hydrogen sulfide -- up to and exceeding 6 milligrams per liter.The oxidation reaction produces inert sulfur particles that can be removed from the water by the carbon filter.

Water Research Center - Hydrogen Sulfide, Rotten Egg Odor ...

These bacteria chemically change natural sulfates in water to hydrogen sulfide. Sulfur-reducing bacteria live in oxygen-deficient environments such as deep wells, plumbing systems, water softeners and water heaters. These bacteria usually flourish on the hot water side of a water distribution system.

Sulfur Smell in Your Water - US Water Systems

Properly sized, a hydrogen peroxide system is a very effective method for removing sulfur, iron, rust, hydrogen sulfide, and manganese and the rotten-egg sulfur smell from your water supply. Hydrogen peroxide is not a hazardous chemical – to the contrary, hydrogen peroxide or H 2 O 2, is composed of the elements of water: hydrogen and oxygen.

Hydrogen Sulfide - H2S - Gulf Coast Environmental Systems

Sep 14, 2018· Hydrogen sulfide is also a common byproduct in many industrial production and refining processes, such as petroleum, pulp and paper, textiles, and food packaging. Why is hydrogen sulfide a concern? Hydrogen sulfide is an incredibly dangerous volatile organic compound, or VOC. It is very corrosive, and can destroy metals, including stainless ...

Removal of Hydrogen Sulfide - Tallahassee, FL

Hydrogen Sulfide and Sulfur Bacteria in Well Water, Minnesota Division of Environmental Health, November 1998. Removal of Hydrogen Sulfide Gas and Iron in Well Water by Pressurized Oxidation, Joseph A Lane, 2007. Drinking Water Rules, Florida Department of Environmental Protection, 2007 …

Removal of Hydrogen Sulfide and Sulfate | UGA Cooperative ...

Apr 14, 2014· Backwash capability with treated water is recommended to remove any solid or filtered material such as elemental sulfur. Concentrations of hydrogen sulfide and dissolved oxygen in water are also important. A minimum dissolved oxygen level of 4.0 ppm is necessary for complete oxidation of hydrogen sulfide to elemental sulfur. In water containing ...

Drinking Water Contaminant - Sulfur, hydrogen sulfide ...

Hydrogen sulfide also can cause yellow or black stains on kitchen and bathroom fixtures. Coffee, tea and other beverages made with water containing hydrogen sulfide may be discolored, and the appearance and taste of cooked foods can be affected. Occasionally, a hot water heater is a source of hydrogen sulfide odor.

Safety and Health Topics | Hydrogen Sulfide - Hazards ...

Hydrogen sulfide gas causes a wide range of health effects. Workers are primarily exposed to hydrogen sulfide by breathing it. The effects depend on how much hydrogen sulfide you breathe and for how long. Exposure to very high concentrations can quickly lead to death ...

Hydrogen Sulfide - an overview | ScienceDirect Topics

Hydrogen sulfide often is present in wells drilled in shale or sandstone, or near coal or peat deposits or oil fields. Hydrogen sulfide gas produces an offensive "rotten egg" or "sulfur water" odor and taste in water. In some cases, the odor may be noticeable only when the …

How to Remove Hydrogen Sulfide From Well Water | eHow

If it is, the problem is the well water (or, less likely, in the water distribution system). Sulfur-reducing bacteria are usually responsible for producing hydrogen sulfide. The bacteria use the sulfur in decaying plants, rocks, and soil for their energy source and as a by-product create hydrogen sulfide.

Sulfur - Wikipedia

and odour thresholds for hydrogen sulfide are estimated to be between 0.05 and 0.1 mg/litre. The taste and odour threshold for sulfides is about 0.2 mg/litre (5). Major uses The major uses of hydrogen sulfide include its conversion into sulfur and sulfuric acid and the

How to Treat Sulfur Water and Reduce the Rotten Egg Odor

How to Treat Sulfur Water and Reduce the Rotten Egg Odor. The term "sulfur water" typically refers to water that has a rotten-egg odor that is caused by hydrogen sulfide. When treating water to remove the odor, the first item on the "to do" list is to determine the potential source(s) of the hydrogen sulfide…

Safety and Health Topics | Hydrogen Sulfide - Hydrogen ...

Hydrogen Sulfide in Workplaces. Hydrogen sulfide is produced naturally from decaying organic matter. It can be released from sewage sludge, liquid manure, and sulfur hot springs, and with natural gas.

how to balance this chemical equation? | Yahoo Answers

Jan 02, 2012· For the best answers, search on this site https://shorturl.im/axBxy It is easy, to balance a chemical equation, you have to make sure that all the charges on either side of the equation ---> are equal and that the number of atoms of each element on either side of the equation ---> are equal.

SIBO and Hydrogen Sulfide with Dr Greg Nigh | The SIBO Doctor

Recently Dr Nigh and Dr Jacobi both presented at the SIBO SOS Summit. Dr Jacobi loved Dr Nigh's talk on hydrogen sulfide and has invited him on the show to discuss sulfur metabolism and his unique ideas about hydrogen sulfide and sulfur imbalances. Dr Greg Nigh co-founded the Immersion Health Centre in 2014 after completing the … SIBO and Hydrogen Sulfide with Dr Greg Nigh Read More »

CDC - Hydrogen Sulfide - NIOSH Workplace Safety and Health ...

Hydrogen sulfide (H₂S) is a colorless gas with a strong odor of rotten eggs. Exposure to hydrogen sulfide may cause irritation to the eyes and respiratory system. It can also cause apnea, coma, convulsions; dizziness, headache, weakness, irritability, insomnia; stomach upset, and if liquid ...

Sulfur - Simple English Wikipedia, the free encyclopedia

Hydrogen sulfide and sulfur dioxide are some sulfur compounds that are released when coal burns. They are reacted to make sulfur. Sulfur in the ground in melted, then forced up through pipes by compressed (squeezed) air. Uses. Sulfur is commonly used in gunpowder, medicine, and matches.

sulfide | Definition, Classes, Formulas, & Facts ...

Inorganic sulfides are ionic compounds containing the negatively charged sulfide ion, S 2−; these compounds may be regarded as salts of the very weak acid hydrogen sulfide. Organic sulfides are compounds in which a sulfur atom is covalently bonded to two organic groups.

Hydrogen Sulfide and Sulfur Dioxide: Basic Toxicology and ...

Hydrogen sulfide and sulfur dioxide are two sulfur-based gases that exhibit entirely different toxicological characteristics. Litigation issues involving these two gases are as different as are their disparate toxic effects in humans. HYDROGEN SULFIDE. Toxicology. Hydrogen sulfide is a highly toxic gas that has caused many fatalities.

Hydrogen sulfide - Centers for Disease Control and Prevention

Basis for original (SCP) IDLH: The chosen IDLH is based on the statements by Patty [1963] that 170 to 300 ppm is the maximum concentration that can be endured for 1 hour without serious consequences; 400 to 700 ppm is dangerous after exposure of 0.5 to 1 hour [Henderson and Haggard 1943]. AIHA [1963 ...

Hydrogen sulfide | S8 - PubChem

The Claus process converts hydrogen sulfide to elemental sulfur via a two-step reaction. The first step involves controlled combustion of the feed gas to convert approximately one-third of the hydrogen sulfide to sulfur dioxide and noncatalytic reaction of unburned hydrogen sulfide with sulfur dioxide.

TOXICOLOGICAL REVIEW OF HYDROGEN SULFIDE

for hydrogen sulfide had not yet undergone a complete evaluation and determination under US EPA's IRIS program for evidence of human carcinogenic potential. 2. CHEMICAL AND PHYSICAL INFORMATION RELEVANT TO ASSESSMENTS Hydrogen sulfide is known as dihydrogen monosulfide, dihydrogen sulfide, hydrosulfuric

Hydrogen Sulfide and Sulfur Bacteria in Well Water - EH ...

Hydrogen sulfide gas (H2S) can occur in wells anywhere in Minnesota, and gives the water a characteristic rotten egg taste or odor. This page provides basic information about hydrogen sulfide gas and sulfur bacteria and discusses actions that you can take to minimize their effects.

Hydrogen Sulfide – Wellowner.org

Hydrogen sulfide is a colorless gas that can exist naturally in groundwater. Sulfur-reducing bacteria present in groundwater use sulfur as an energy source to chemically change sulfates to hydrogen sulfide. The bacteria use sulfur from decaying plants and other organic matter in …

Fix that Rotten Egg Smell (Hydrogen Sulfide) Your Water in ...

Jun 04, 2016· If there is a moderate amount, an oxidizing filter will convert the hydrogen sulfide into sulfur, which can easily be filtered out. For high levels of hydrogen sulfide, an oxidation-filtration system is your best option. Another option is aeration.