Question

Refractometer detector detects concentration of which of the following range
po
0 10.1 ppi
O10-1 pprn
10-1 ppb
O 10-100 pp​

Answer 1

Solution:

Option d is correct answer.

Explanation:

Refractometer detector detects concentration of which of the following range 10-100 pp​.

Hence correct answer is d.