National Bureau of Standards Miscellaneous PublicationU.S. Government Printing Office, 1964 |
From inside the book
Results 1-5 of 58
Page iv
... titration method for sulfur 26 • LIST OF TABLES TABLE NO . 1 . Composition limits of the ten major elements for white cast iron 4 2 . Certified values of the ten major elements for white cast iron 4 STANDARD REFERENCE MATERIALS ...
... titration method for sulfur 26 • LIST OF TABLES TABLE NO . 1 . Composition limits of the ten major elements for white cast iron 4 2 . Certified values of the ten major elements for white cast iron 4 STANDARD REFERENCE MATERIALS ...
Page 11
... are oxidized to permanganate by ammonium per- sulfate in the presence of silver ions . The permanganic acid is titrated with standard sodium arsenite solution . Interferences Elements ordinarily present in white iron do not interfere 11.
... are oxidized to permanganate by ammonium per- sulfate in the presence of silver ions . The permanganic acid is titrated with standard sodium arsenite solution . Interferences Elements ordinarily present in white iron do not interfere 11.
Page 12
... titration is available commercially . Reagents ( a ) Ammonium persulfate solution ( 250 g per liter ) . Dissolve 25 g of ammonium persulfate ( ( NH4 ) 2S208 ) in water and dilute to 100 ml . Do not use solutions that are more than one ...
... titration is available commercially . Reagents ( a ) Ammonium persulfate solution ( 250 g per liter ) . Dissolve 25 g of ammonium persulfate ( ( NH4 ) 2S208 ) in water and dilute to 100 ml . Do not use solutions that are more than one ...
Page 14
... titrate with sodium arsenite solution until a maximum change in potential is indicated . ( f ) Calculate the manganese equivalent of the arsenite solution as g of manganese per ml . Calculation Calculate the percentage of manganese as ...
... titrate with sodium arsenite solution until a maximum change in potential is indicated . ( f ) Calculate the manganese equivalent of the arsenite solution as g of manganese per ml . Calculation Calculate the percentage of manganese as ...
Page 15
... sodium arsenite solution required to titrate the sample , B = manganese equivalent of the sodium arsenite solution , in grams per milliliter , and C = grams of sample used . 4. PHOSPHORUS IN WHITE CAST IRON In this method , 15.
... sodium arsenite solution required to titrate the sample , B = manganese equivalent of the sodium arsenite solution , in grams per milliliter , and C = grams of sample used . 4. PHOSPHORUS IN WHITE CAST IRON In this method , 15.
Other editions - View all
Common terms and phrases
acid solution add 10 ml aliquot alloy ammonium Analytical Analytical curve assay average beaker boil Bureau of Standards butyl acetate calibration carbon Cartridge Brass cents chemical shift chill-cast chromium composition Cool copper Copper-Base Spectrochemical Standards COPPER-BASE STANDARDS determination dilute Dissolve electrolyte electron probe electron probe microanalysis elements Erlenmeyer flask ferrite Figure filter free-cutting brass fumes glass grain heat homogeneity inclusions Institute for Materials Laboratory Low-Alloy Steel manganese Materials Research mean free path measurement metal method microns ml of H2SO4 ml of HNO3 ml of water Mossbauer National Bureau NBS Misc NBS Miscellaneous Publication NBS Spectrometric nickel nitric acid obtained oxide paper pearlite percent photometric precipitate procedure Publ Reagents sodium sodium nitroprusside spectrometer standard deviation Standard Reference Materials sulfate sulfuric acid Technology titration Transfer uranium Vacuum fusion values vanadium viscosity volumetric flask wash weight white cast iron x-ray zinc