Iron oxide to use or not? Randy....

[TherealplexiG]

Cement pigments for diy live rocks are in the form of iron oxide. Are they safe to use?

 

[Randy Holmes-Farley Verified Community Expert]

Iron oxide is safe. I can't say for sure how pure it might be or if impurities might be an issue. I'd speculate it is OK.

 

[TherealplexiG]

Iron oxide is safe. I can't say for sure how pure it might be or if impurities might be an issue. I'd speculate it is OK.

You may have heard this a million times.. But thank you so much.....

 

[Randy Holmes-Farley Verified Community Expert]

You're welcome and thanks.

Happy Reefing.