GOLD TESTING ACID AND TOUCHSTONES


– Gold testing acid for 9 Kt (cod. 104109),

– Gold testing acid for 14 Kt (cod. 104110),

– Gold testing acid for 18 Kt (cod. 104111), 

– Gold testing acid for 22 Kt (cod. 104113), 

– Silver testing acid, (cod. 104114), 

– S/Steel testing (cod. 104115),

– Touchstones in various sizes (cod. 354110/354112/354113)

REAGENTI E PIETRE PARAGONE