Seachem flourish nitrogen

[subaru watxher]

just dosed about 40ml of flourish nitrogen to my reefer 170 in hopes of raising my nitrates, the liquid is a blue ish color. is that blue color by chance from copper in the product or something else?

hoping its not copper

 

[Randy Holmes-Farley Verified Community Expert]

just dosed about 40ml of flourish nitrogen to my reefer 170 in hopes of raising my nitrates, the liquid is a blue ish color. is that blue color by chance from copper in the product or something else?

hoping its not copper

Nothing in the claimed ingredients is colored, but the list is not complete. Thus, I do not know what is causing the bluish color.