Author Question: Which of the following reagents are required for testing of nitrate reduction? 1. ... (Read 31 times)

Yi-Chen · **on:** Jun 25, 2018

Which of the following reagents are required for testing of nitrate reduction?

1. Alpha-naphthylamine
2. Sulfanilic acid
3. Zinc dust
4. Alpha-naphthol
5. 40 KOH
A) 1, 2, and 3 B) 3, 4 and 5 C) 1 and 2 D) 4 and 5

Question 2

Standard precautions are intended to protect

A) patients.
B) visitors.
C) health care workers.
D) all of the above.
E) A and B