Thimerosal is defined by Medicine Net as: “A mercury-containing preservative used in some vaccines and other products since the 1930’s.”

MACHINE BRIEFS:

OPTION #1: thimerosal= THAOI/MER/SA*L
OPTION #2: thimerosal= THAOI/MER/A/SA*L
OPTION #3: thimerosal= THAOI/MER/RA/SA*L