Table 1 Different samples synthesized under different conditions.

From: Zeolite RHO Synthesis Accelerated by Ultrasonic Irradiation Treatment

Sample

Ultrasonic Irradiation Time (mins)

Hydrothermal Heating Duration (days)

S1

—

8

S2

60

0.5

S3

60

1

S4

30

2

S5

60

2

S6

120

2