Available Grades in Vinegar solution 300+,160/300, 120/160,80/160(3-6cm), 20/60 (6-9 cm) Available Grades in Acetic Acid solution 300+, 160/300 120/160, 80/160 (3-6 cm), 20/60 (6-9 cm) Available Grades in Brine solution 300+, 160/300 120/160, 80/160 (3-6 cm),
