Available Grades in Vinegar solution

300+, 160/300,
120/160, 80/160 (3-6 cm),
20/60 (6-9 cm)

Available Grades in Acetic Acid soluton

300+, 160/300
120/160, 80/160 (3-6 cm),
20/60 (6-9 cm)

Available Grade in Brine solution

300+, 160/300
, 120/160, 80/160 (3-6 cm),
20/60 (6-9 cm)