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Batch validated by NIST* for the most accurate Ca readout! Real Color Technology with calibrated color chart for accuracy Very Low range (0.05) ideal for Reef aquariums Calibrated Droppers - Every drop is exactly the same size! Safe Non-toxic Lab Quality Reagents Easy to Use and Read 162 tests per kit Maximum acceptable PO4 reading: 0.01mg/l or less (Marine) 0.5 mg/l (Freshwater) Made In Italy
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🇺🇸 Ship from USA · On Agora since 2025
$22.99