'228 ra' diaporamas de présentation

Drinking Water Regulations and Radiological Testing

Drinking Water Regulations and Radiological Testing. Bahman Parsa NJ Department of Health and Senior Services Public Health and Environmental Laboratories Radioanalytical Services. Current Federal Regulations .

325 views • 25 slides

Drinking Water Regulations and Radiological Testing

Drinking Water Regulations and Radiological Testing. Bahman Parsa NJ Department of Health and Senior Services Public Health and Environmental Laboratories Radioanalytical Services. Current Federal Regulations .

381 views • 25 slides

The Determination of 224 Ra, 226 Ra, & 228 Ra in Water Samples

The Determination of 224 Ra, 226 Ra, & 228 Ra in Water Samples. Michael Fern Eichrom Technologies, Inc. Background. EPA monitoring of radium in water in US Ra-224 found in drinking water in New Jersey Need for faster method to measure Ra-224 ASTM + US Geological Survey.

224 views • 22 slides

Ultra-low background gamma spectrometry

292 views • 10 slides

232 Th 228 Ra

Estimate Submarine Groundwater Discharge (SGD)to the Atlantic Ocean. 232 Th 228 Ra. half life = 5.7 years l = 0.12 yr -1. Procedure:. 1. Measure inventory of 228 Ra in upper km of Atlantic Ocean. Flux 228 Ra = Inventory x l 2. Subtract riverine and sediment fluxes.

151 views • 4 slides