Question

1. Streptomyces filtration from an erythromycin broth
Using a test filter we find the data for a broth containing the antibiotic erythromycin and added filter aid

Filtration time (sec)

Volume of filtrate (litre)


5
10
20
30
0.040
0.055
0.080
0.095


The filter leaf has a total area of 0.1 ft2 and the filtrate has a viscosity of 1.1 cP. The pressure drop is 20 in of mercury and the feed contains 0.015 kg dry cake per litre.
Determine the specific cake resistance α and the medium resistance RM.​

Answer 1

Answer:

i think the answer is 0.040