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Author Question: What is the U.S. Food and Drug Administration (FDA) purity standard for O2? a. 21 b. 90 c. 95 ... (Read 21 times)

leilurhhh

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on: Jul 16, 2018
What is the U.S. Food and Drug Administration (FDA) purity standard for O2?
 
  a. 21
  b. 90
  c. 95
  d. 99

Question 2

Which of the following medical gases support combustion? 1. O2 2. N2O 3. Compressed air 4. CO2
 
  a. 1 and 4 only
  b. 2 and 3 only
  c. 1, 2, and 3 only
  d. 1, 3, and 4 only


Briannahope

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Reply #1 on: Jul 16, 2018
Answer to Question 1

ANS: D
FDA standards require an O2 purity of at least 99.0.

Answer to Question 2

ANS: C


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