sf 355 industrial hygiene and toxicology 1

SF 355

Industrial Hygiene and Toxicology

Assignment # 3

We have potential exposures to the following materials:

  • Ceramic fibers
  • Formaldehyde
  • Keptone
  • Naphthalene
  • Toluene

I want to know

– The NIOSH sampling number

– A brief description of the method

– A brief description of the equipment needed

– The number of samples to attain a representative sample

– That is how many samples are necessary at a p value of 0.05 and a 10% plus/minus confidence interval. (We currently have 580 employees potentially exposed to the above substances)