May 25, 2022 #1 S servus Active Member View Badges Joined Jun 7, 2020 Messages 176 Reaction score 165 Rating - 0% 0 0 0 Where could Zinc and Vanadium come from?! Here's my ICP saltwater result: Here's my ICP RODI result:
May 26, 2022 #2 Randy Holmes-Farley Reef Chemist View Badges Staff member Super Moderator Excellence Award Expert Contributor Article Contributor R2R Research My Tank Thread Joined Sep 5, 2014 Messages 68,124 Reaction score 64,564 Location Arlington, Massachusetts, United States Rating - 0% 0 0 0 If it’s accurate, it could be from metal parts in the water.