Brightwell Razor Systemic Cleaner Size:250ml helping the aquarist to maintain

helping the aquarist to maintain the correct ratio of chloride to sulfate ions found in natural seawater

Add 1 capful (5 ml) per 50 US-gallons (200 L) of marine aquarium water 2 to 3 times per week

Only PurpleUp works like PurpleUp

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Hanna Instruments recommends using the HI97728 Nitrate Portable Photometer

Brightwell Razor Systemic Cleaner Size:250ml helping the aquarist to maintainOverview Complex systemic cleaning polymer product, specifically formulated to clean aquarium live rock surfaces and decorations systemically. Benefits are: 1. Gentle loosening of ugly accumulations of unwanted substances, debris and coatings which makes their removal by scraping and vacuuming much easier 2. Flocculation of particulate matter from leftover food, detritus and precipitation 3. Prevents particles from settling on rocks and accumulating