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H2SO4Sulfuric Acid (chemistry)
H2SO4Sulfuric Acid (band)
References in periodicals archive ?
2 showed the spectra derived from palm oil sludge after in situ transesterification with reaction conditions at 70[degrees]C, 12v/v% H2SO4 and 120 minutes.
Leach solution was introduced at 5L/hr-m2 and 5 gpL H2SO4.
It must allow the treatment of the plates with several different types of chemistry (HNO3 / HCl / DI water, HF, HNO3 / HF, H202 / H2SO4 / DI water, etc.
Colorimetric reaction was stopped with 2 mol/L H2SO4 and the optical density (OD) was read at 492 nm within 10 min.
The H2SO4 leach slightly improved the recoveries in non-oxidized mineralization (indicated 73%) but was less effective with the oxidized Mineralization (indicated 65%).
Extraction designed the VS-CSP-32 media to filter out molecular acids such as HCl, H2SO4 and HNO3, acid-forming species like SO2, molecular bases such as NH3, NMP and amines, and condensable organic compounds defined as those with boiling points above 150 degrees C.
Inhibition by Ginkgo leaves extract of the corrosion of steel in HCl and H2SO4 solutions.
The TCM has the ability to measure eight samples per hour at the parts-per-trillion (ppt) level in UPW, DHF, IPA, SC-1, H2O2, NH4OH, SC-2, HF, HCL, H2SO4 and other commonly used process solutions.
One portion was used for NH3-N analyses where 5 ml of H2SO4 solution (1 M) was added to 50 ml of rumen fluid.
To prevent microbial degradation of purines, urine was acidified by 10% H2SO4 to a pH of 2-3.
AEP will collect ambient air samples for H2SO4 for a one-hour duration, four times per day, five days per week.
EPA expects that the pollution controls required by the settlement will reduce harmful emissions by 7,300 tons per year, including approximately 6,400 tons per year of NOx, 550 tons per year of SO2, 200 tons per year of PM and 140 tons of H2SO4.