Skip to main content Skip to navigation

Method 5:Sonication End-on

Group A: BC008

Before

before

After

after

Detail

Before                                                                       After

beforefinal

Before                                                                        After

finalfinal

Comments

Shinier, lost red residue around outer and inner ring and dirt removed (see detail).


Group B:BC019

Before

before

After

after

Detail

Before                                                                       After

before5after5

Before                                                                       After

before6after6

Before                                                                       After

after8after8

Comments

Red residue completely gone on the ' L' , dirt removed, purple residue removed and scrates increased in size (see detail).


Group C: BC015

Before

after

After

before

Detail

Before                                                                       After

before5after5

Comments

Red residue completely removed, dirt removed, and scratches worsened slightly (see detail).