Experimental Study on Physicomechanical Properties of Sandstone under Acidic Environment

Table 2

Debris components and contents.

Group number	Immersion state	Sample number	Wave velocity range (m/s)	Mass range (g)
1	Natural	#1∼4	2467∼2775	529.67∼534.8
2	pH = 1 H2SO4	#5∼16	2416∼2477	523.93∼533.08
3	pH = 3 H2SO4	#17∼28	2941∼2973	522.69∼528.92