pH6.5
pH6.6
pH6.8
含胰酶,pH6.8
含SDS,pH6.8
pH7.0
pH7.2
pH7.3
0.05mol/L,pH7.4
pH7.6
pH7.8
pH7.8-8.0
pH3.2
pH8.0
pH9.0
1mol/L,pH7.2
pH8.1