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ChromiumChromium IsotopesChromatesCarcinogens, EnvironmentalWeldingDiphenylcarbazideChromium CompoundsPotassium DichromateElectroplatingWater Pollutants, ChemicalIsotopesSodium CompoundsDrinking WaterAir Pollutants, OccupationalIsotope LabelingMarsileaceaeStainless SteelOccupational ExposureMutagenicity TestsNitrogen IsotopesMetallurgyOxygen IsotopesCarbon IsotopesBiodegradation, EnvironmentalOxidation-ReductionMutagensChromium AlloysOccupational DiseasesDNA DamagePicolinic AcidsLungDose-Response Relationship, DrugCell SurvivalOxidative StressZinc Isotopes
ArsenicCarcinogenicTrivalent chromiumGroundwaterTotal chromiumCleanup effortsStainless steelContaminantsNickelTrioxideExposureNaturallyRadioactive1797DeficiencyImprove glucoseGlucoseOxidationAquiferBrewer'sInsulinTrace mineralAbsorptionLeadStableValenceContaminantSupplementsFoundChromodulinMineralsHealthLevelsLiverAmountsPrimarilyExtractionAnalysisFormEmeraldMassWaterHeavyFormsShownSpecificElementImportantMetalLarge
Arsenic4
  • Fire Departments and first responder facilities can replace their regular hand soap with Hygenall FULL-SPECTRUM Firefighter products because they do everything soap does, PLUS removes heavy metals such as Cadmium, Chromium, Lead, Arsenic, Mercury, Zinc, Nickel and other metals and oxides from skin, including nuclear metals. (halofirstresponder.com)
  • The major pollutants of electronic waste are heavy metals like cadmium, lead, nickel, mercury, hexavalent chromium, arsenic and persistent organic pollutants like polychlorinated biphenyls and polybrominated diphenyl ethers. (ac.ir)
  • Other minerals such as selenium, barium, chromium, and arsenic concentrations have been found at elevated concentrations within affected communities. (nutritiondetective.com)
  • The remediation entails testing and removing hazardous bi-products of the cement manufacturing process that are rich in lead, mercury, hexavalent chromium, and arsenic. (ttu.edu)
Carcinogenic2
  • You may recall the movie Erin Brockovich , where the carcinogenic chemical hexavalent chromium was of extreme concern. (royalequestrianmagazine.com)
  • The chromium (Cr) cycle at the Earth's surface has received continuous attention throughout the past decades to gain better understanding on the mobility of hexavalent Cr (Cr(VI)), a carcinogenic pollutant in the environment (e.g. (copernicus.org)
Trivalent chromium2
  • Within the body, chromium is mostly found in the form of trivalent chromium (Cr3+), although it can exist in a number of other oxidation states as well. (nutrivore.com)
  • Trivalent chromium is the form that is found naturally in our food supply and is biologically active and is very water soluble but is poorly absorbed by the human body. (knowyourh2o.com)
Groundwater1
  • Hexavalent uranium (U(VI)) is an important groundwater contaminant in the state of Arizona. (nutritiondetective.com)
Total chromium8
  • In chromium testing, either total chromium or Cr(VI) is tested to meet regulatory compliance. (thermofisher.com)
  • The U.S. EPA currently only regulates total chromium, including Cr (VI). (thermofisher.com)
  • In 1991, the U.S. EPA set the maximum Contaminant Level (MCL) for total chromium at 100µg/L (100 ppb) but different States can have stricter regulations. (thermofisher.com)
  • In addition to the U.S., many other countries, including those of the European Union, also regulate total chromium either at the same or different levels. (thermofisher.com)
  • Total chromium in either drinking water or wastewater for regulatory compliance can be measured with inductively coupled plasma optical emission spectrometry (ICP-OES) using EPA method 200.7 or inductively coupled plasma mass spectrometry (ICP-MS) using EPA method 200.8 . (thermofisher.com)
  • Only EPA 200.8, not 200.7, is approved for Unregulated Contaminant Monitoring Rule 3 (UCMR 3) for total chromium analysis because the method offers lower detection limit for the occurrence monitoring for the program. (thermofisher.com)
  • For total chromium measurement in UCMR3, all the samples are required to be acid digested regardless of water turbidity. (thermofisher.com)
  • The EPA drinking water standards for total chromium is set at a maximum contaminant level or MCL of 0.1 mg/L or 100 ppb. (knowyourh2o.com)
Cleanup efforts2
  • Even with ongoing cleanup efforts, hexavalent chromium haunts the town-potential new residents know Hinkley's history, and those still there fear the ever-present threat of further deception or mismanagement in the remediation process. (motherjones.com)
  • Mikolanis said, in the three months since they stopped their cleanup efforts, they've seen chromium levels rise again. (krqe.com)
Stainless steel4
Contaminants1
  • Notable contaminants in Midlands water include TTHMs, including chloroform, hexavalent chromium, vanadium and strontium. (gopurepod.com)
Nickel1
  • Beryllium metal (Be), nickel metal (Ni), and chromium carbide (Cr3C2) particles were characterized and masses of sensitizing ions were measured using established reactant-assisted digestion procedures and extraction in artificial sweat under physiologically relevant conditions. (cdc.gov)
Trioxide1
  • Studying the mineral in 1797, Louis Nicolas Vauquelin produced chromium trioxide by mixing crocoite with hydrochloric acid, and metallic chromium by heating the oxide in a charcoal oven a year later. (wikipedia.org)
Exposure2
  • Induction of micronuclei and nuclear abnormalities in Oreochromis niloticus following exposure to petroleum refinery and chromium processing plant effluents. (upv.es)
  • Chromium +6 is a suspected carcinogen, but this is primarily an occupational respiratory exposure, i.e. breathing chromium dust or fumes. (knowyourh2o.com)
Naturally3
  • There are several forms of chromium, found both naturally in the human diet (meat, brewer's yeast, broccoli) and as supplements for horses. (royalequestrianmagazine.com)
  • This is testing for the U-238 isotope, the more "naturally occurring" one, not the nuclear reactor types U-234 and U-235. (nutritiondetective.com)
  • Hexavalent chromium occurs naturally, but is also associated with manufacturing and is an industrial contaminant. (knowyourh2o.com)
Radioactive1
  • 8/20/2014 - As promised, we've now published the results from testing countertop water filters for their ability to remove toxic heavy metals and elements with radioactive isotopes. (naturalnews.com)
17971
  • Chromium was first discovered in 1797 by a French chemist named Nicholas Louis Vauquelin, who was analyzing a bright red mineral found in a Siberian gold mine-at the time, referred to as Siberian red lead. (nutrivore.com)
Deficiency2
  • Little research exists on the effects of chromium deficiency, but chronic insufficiency may be a contributor to type 2 diabetes. (nutrivore.com)
  • Note: In the 1960s, chromium deficiency was linked to glucose intolerance and insulin resistance, which indicates the body was not properly managing blood sugar levels. (knowyourh2o.com)
Improve glucose4
  • We examined the efficacy and safety of chromium propionate on insulin sensitivity in horses, as it has previously been shown to improve glucose metabolism in cattle and poultry. (royalequestrianmagazine.com)
  • At this point, while there is sufficient evidence that chromium propionate can improve glucose metabolism in horses, there's hasn't been enough research to determine how chromium may affect horses with insulin dysregulation, such as those with equine metabolic syndrome (EMS). (royalequestrianmagazine.com)
  • Only recently recognized as a nutrient, chromium functions to improve glucose metabolism in ponies and horses. (horsesport.com)
  • As a result of its effects on insulin, chromium may play a protective role against type 2 diabetes: studies show chromium supplementation can boost the efficiency of insulin, improve glucose intolerance, and reduce fasting blood sugar levels in people already diagnosed with diabetes. (nutrivore.com)
Glucose5
  • Chromium has only recently been acknowledged as a nutrient, with early findings of rats and human patients with chromium-deficient diets developing signs of abnormal glucose metabolism, which were reversed with the addition of chromium. (royalequestrianmagazine.com)
  • Therefore, chromium functions to increase the action of insulin and thus facilitate the clearance of glucose from the blood, and increases glucose uptake into tissues. (royalequestrianmagazine.com)
  • Chromium picolinate is a common form fed to horses, and Ott and Kivipelto (1999) reported faster glucose clearance following the infusion of glucose intravenously into the blood when horses were fed 0.42 mg chromium picolinate per kg of feed. (royalequestrianmagazine.com)
  • Chromium yeast has also been shown to impact glucose metabolism. (royalequestrianmagazine.com)
  • We found that supplementing with 4 mg per day of chromium propionate (which worked out to be about 0.36 mg chromium per kg of feed) significantly lowered glucose and insulin concentrations following a concentrate meal, and improved insulin sensitivity. (royalequestrianmagazine.com)
Oxidation3
  • Chromium (Cr) and its isotopes hold great promise as a tracer of past oxygenation and marine biological activity due to the contrasted chemical properties of its two main oxidation states, Cr(III) and Cr(VI), and the associated isotope fractionation during redox transformations. (copernicus.org)
  • When chromium is in a valence state (+6 oxidation) , it becomes hazardous to health. (vivianlawry.com)
  • Chromium is a hard, steely-gray or bluish-gray, brittle metal with a lustrous or mirror-like/shiny finish that has a high melting point and is resistant to weathering and oxidation. (knowyourh2o.com)
Aquifer3
  • The DOE reported the chromium has seeped into the ground above the aquifer. (krqe.com)
  • The hexavalent chromium plume is in the regional aquifer under the Pajarito Plateau, beneath Los Alamos National Laboratory and near the boundary with the Pueblo de San Ildefonso. (krqe.com)
  • Assessment of natural and anthropogenic contamination sources in a Mediterranean aquifer by combining hydrochemical and stable isotope techniques, Science of The Total Environment 858, 159763. (uoa.gr)
Brewer's1
Insulin3
Trace mineral3
  • Chromium is an essential trace mineral that mostly exists in the trivalent form (Cr3+) within the human body. (nutrivore.com)
  • Chromium is a trace mineral present in small amounts in every food group. (nutrivore.com)
  • Chromium is considered a trace mineral, i.e., small quantities, are needed by the human body to function. (knowyourh2o.com)
Absorption2
  • Marek EM, Koslitz S, Weiß T , Fartasch M, Schlüter G, Käfferlein HU, Brüning T. Quantification of N-phenyl-2-naphthylamine by gas chromatography and isotope-dilution mass spectrometry and its percutaneous absorption ex vivo under workplace conditions. (dguv.de)
  • Chromium absorption may be enhanced by vitamin C and niacin, and inhibited by a high intake of simple sugars. (nutrivore.com)
Lead2
  • Chromium was first reported on July 26, 1761, when Johann Gottlob Lehmann found an orange-red mineral in the Beryozovskoye mines in the Ural Mountains of Russia, which he named "Siberian red lead," which was found out in less than 10 years to be a bright yellow pigment. (wikipedia.org)
  • Lead found in analysis along urban and highway routes has shown a similar isotope ratio, indicating the likely source to be deposition of atmospheric lead from the use of these fuel additives. (aweimagazine.com)
Stable2
  • The divalent Be and Ni cations were stable in artificial sweat over time (did not precipitate) whereas hexavalent chromium [Cr(VI)] ions decayed over time. (cdc.gov)
  • 2010). This permitted the application of stable Cr isotopes as a proxy for past changes in oceanic and atmospheric oxygenation (e.g. (copernicus.org)
Valence1
  • Chromium ions released into artificial sweat were speciated to understand valence states. (cdc.gov)
Contaminant1
  • Chromium +6 has been released to the environment through improper and inadequate contaminant and poor waste-disposal practices. (knowyourh2o.com)
Supplements1
  • Despite a lack of evidence for weight loss specifically, chromium supplements have shown potential for reducing cravings, food intake, and binge behavior in people who are overweight and/or have binge eating disorder. (nutrivore.com)
Found4
Chromodulin1
Minerals3
  • Chromium is a trace element that doesn't get as much attention as some other "heavy hitter" minerals (like iron or calcium), but that doesn't mean it's not important for health! (nutrivore.com)
  • Unlike most minerals and vitamins, the amount of chromium in different foods hasn't been thoroughly documented. (nutrivore.com)
  • Among the trace minerals, chromium is somewhat shrouded in mystery. (nutrivore.com)
Health3
  • PG&E hid the crisis and misled the community on the effects of that specific type of chromium and its possible connection to health problems in the town. (motherjones.com)
  • Chromium has positive health benefits at trace levels which include controlling blood sugar level/diabetes, brain health, heart health, and controlling the body's weight. (knowyourh2o.com)
  • What are the Health Risks for Chromium? (knowyourh2o.com)
Levels3
  • Disagreement over rising levels of chromium has led to the cleanup effort being halted. (krqe.com)
  • however, these effects may be limited to people with low baseline levels of chromium. (nutrivore.com)
  • And, chromium levels can vary dramatically among different samples of the same foods due to variations in local soil conditions, water conditions, and agricultural processes! (nutrivore.com)
Liver2
  • Hexavalent chromium is more readily bioavailable and is more readily adsorbed by the body, i.e., the skin, liver, and gastrointestinal system. (knowyourh2o.com)
  • Chromium has also been linked to liver and kidney disorders, as well as adverse impacts to the digestion system. (knowyourh2o.com)
Amounts1
Primarily1
  • During the 1800s, chromium was primarily used as a component of paints and in tanning salts. (wikipedia.org)
Extraction1
  • In the last three months, the chromium in this extraction well has increased 80 parts per billion. (krqe.com)
Analysis2
  • Further analysis using speciated isotope dilution mass spectrometry revealed that the decay of Cr(VI) was accompanied by the formation of Cr(III) in the sweat model. (cdc.gov)
  • These workshops are a regular occurrence here and broach topics like isotope analysis, well testing techniques, and the best ways to navigate the political machinations between oversight organizations. (motherjones.com)
Form2
  • With this evidence, chromium propionate is currently the only form of chromium approved for inclusion in equine feeds by the American Association of Feed Control Officials (AAFCO) and the Food and Drug Administration (FDA). (royalequestrianmagazine.com)
  • Note: Do not test your water for just chromium because there may be other primary and secondary drinking water standards that are elevated or that may interfere with the proposed remediation system and the form of the chromium is critical. (knowyourh2o.com)
Emerald2
Mass1
  • however, there's not much evidence to suggest chromium itself can increase muscle mass or promote weight loss in most people. (nutrivore.com)
Water2
Heavy1
  • They are designed to do everything regular soap and wipes do, but also remove a broad spectrum of heavy metals and oxides that a firefighter is exposed too, including potentially cancer causing heavy metals such as Hexavalent Chromium (CrVI). (halofirstresponder.com)
Forms3
Shown1
  • Chromium has also been shown to reduce food intake, cravings, and binge behavior in some populations, and may also help improve blood lipid profiles. (nutrivore.com)
Specific1
  • In the USA, there is no specific standard for hexavalent chromium, but in Canada the standard is 0.05 mg/L or 50 ppb for hexavalent chromium, because of concerns related to effects on skin and the respiratory system. (knowyourh2o.com)
Element2
  • Chromium (Cr) is the 21th most abundant element in the Earth's crust, and almost all Cr is from chromite (FeCr 2 O 4 ) ore. (thermofisher.com)
  • Vauquelin named this new element chromium from the Greek word chroma, meaning color. (nutrivore.com)
Important1
  • As a result, chromium is particularly important for carbohydrate metabolism, and may play a protective role against blood sugar disorders like type 2 diabetes. (nutrivore.com)
Metal1
  • Chromium is a silver-white hard, corrosion-resistant metal widely used in industry. (horsesport.com)
Large1
  • NEW MEXICO (KRQE) - Nearly 20 years after a large chromium plume contamination was identified near Los Alamos National Laboratory, state and federal officials are still trying to figure out the best way to clean it up. (krqe.com)