JBL Oxygen O2 Test - REFILL
JBL Oxygen O2 Test - REFILL
- To determine the current oxygen content and as a result indicates whether measures to increase the O2 content need to be taken
- Quick test for monitoring the aeration: fill glass vial with sample water, add reagents. Read value of sample off colour chart
- When to use: once a week in newly set up aquariums and if there are signs of oxygen deficiency. Clear, significant colour indication from yellow to wine-red
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