Methylene Blue Shades

Methylene Blue Powder

Regular price
$15.00
Sale price
$15.00
Regular price
Sold out
Unit price
per 
Shipping calculated at checkout.

Methylene Blue is a chemical dye with antibacterial, antifungal and antiparasitic properties.  It is most often used to avoid egg-killing fungus from a fresh spawn. However, it can be also be used on older fish with caution as noted below.  Can be used with freshwater or saltwater.