Check the listing for details. Lindner 8070 Erni A Stain Remover 250 Ml. Condition: New, Made in Germany. Listed at 20.78 USD. Instructions for use: To remove mildew stains, three bowls must be prepared: ERNI A (violet) in bowl 1, ERNI B in bowl 2 and water in bowl 3. Please check whether there are actually mold stains before use. Stamped stamps that have already been washed (fold and rubber residue removed) are completely immersed in ERNI A (violet). After approx. Remove brands after 3 minutes, drain and place in ERNI B. After another 3 minutes, place in bowl 3 (normal water) and rinse, then dry as usual. Treatment of water-sensitive and non-colorfast stamps and stamps is not advisable. (Liability excluded). General information: Remove clothing contaminated with product immediately. After inhalation: Supply fresh air; if you have any symptoms, consult a doctor. After skin contact: Wash off immediately with soap a.