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Batch validated by NIST* for the most accurate KH readout! Real Color Technology with calibrated color chart for accuracy Very Low range (1 mg/l.) ideal for Reef aquariums Calibrated Droppers - Every drop is exactly the same size! Safe Non-toxic Lab Quality Reagents Easy to Use 50+ tests per kit Maximum Acceptable NO3 levels: 20 mg/l. (Marine, fish only) 5-10mg/l. (Marine, Reef) 20mg/l (Freshwater) Made In Italy
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🇺🇸 Ship from USA · On Agora since 2025
$26.99