Assay of brines for common radiolysis products
Brines are assayed for four common products of radiolytic reaction. Free chlorine is determined spectrophotometrically after reaction with o-tolidine. The test is specific for chlorine, and quantities of chlorine from 0.1 to 6 ..mu..g in the test aliquot are determined with a precision of about +- 5%. Hydrogen peroxide is reacted with xylenol orange and determined spectrophotometrically with a precision of +- 5% on 2-..mu..g quantities of peroxide. A spectrophotometric method using thiocyanate is employed in the chlorate assay. After subtracting the bias caused by any H/sub 2/O/sub 2/ or Cl/sub 2/, 1-..mu..g quantities of chlorate can be determined with a precision of +- 10%. Perchlorate ion quantities of 1 ppM can be determined directly in brines by ion chromatography with a precision of about +- 15%.
- Research Organization:
- Oak Ridge National Lab., TN (USA)
- DOE Contract Number:
- W-7405-ENG-26
- OSTI ID:
- 7012236
- Report Number(s):
- ORNL/TM-7568
- Country of Publication:
- United States
- Language:
- English
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12 MANAGEMENT OF RADIOACTIVE AND NON-RADIOACTIVE WASTES FROM NUCLEAR FACILITIES
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AMINES
AROMATICS
BRINES
CARBONIC ACID DERIVATIVES
CHEMICAL RADIATION EFFECTS
CHEMICAL REACTIONS
CHEMISTRY
CHLORATES
CHLORINE
CHLORINE COMPOUNDS
CHROMATOGRAPHY
DECOMPOSITION
ELEMENTS
GEOLOGIC DEPOSITS
HALOGEN COMPOUNDS
HALOGENS
HYDROGEN COMPOUNDS
HYDROGEN PEROXIDE
HYDROXY COMPOUNDS
ION EXCHANGE CHROMATOGRAPHY
MANAGEMENT
NONMETALS
ORGANIC COMPOUNDS
ORGANIC SULFUR COMPOUNDS
OXYGEN COMPOUNDS
PERCHLORATES
PEROXIDES
PHENOLS
RADIATION CHEMISTRY
RADIATION EFFECTS
RADIOACTIVE WASTE STORAGE
RADIOLYSIS
SALT DEPOSITS
SEPARATION PROCESSES
SPECTROPHOTOMETRY
STORAGE
THIOCYANATES
TOLUIDINES
WASTE MANAGEMENT
WASTE STORAGE
XYLENOLS
12 MANAGEMENT OF RADIOACTIVE AND NON-RADIOACTIVE WASTES FROM NUCLEAR FACILITIES
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
38 RADIATION CHEMISTRY, RADIOCHEMISTRY, AND NUCLEAR CHEMISTRY
400104* -- Spectral Procedures-- (-1987)
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AMINES
AROMATICS
BRINES
CARBONIC ACID DERIVATIVES
CHEMICAL RADIATION EFFECTS
CHEMICAL REACTIONS
CHEMISTRY
CHLORATES
CHLORINE
CHLORINE COMPOUNDS
CHROMATOGRAPHY
DECOMPOSITION
ELEMENTS
GEOLOGIC DEPOSITS
HALOGEN COMPOUNDS
HALOGENS
HYDROGEN COMPOUNDS
HYDROGEN PEROXIDE
HYDROXY COMPOUNDS
ION EXCHANGE CHROMATOGRAPHY
MANAGEMENT
NONMETALS
ORGANIC COMPOUNDS
ORGANIC SULFUR COMPOUNDS
OXYGEN COMPOUNDS
PERCHLORATES
PEROXIDES
PHENOLS
RADIATION CHEMISTRY
RADIATION EFFECTS
RADIOACTIVE WASTE STORAGE
RADIOLYSIS
SALT DEPOSITS
SEPARATION PROCESSES
SPECTROPHOTOMETRY
STORAGE
THIOCYANATES
TOLUIDINES
WASTE MANAGEMENT
WASTE STORAGE
XYLENOLS