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Hanna checkers

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Jason7504

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Looking for these Hanna checkers:

Phosphate ULR
Nitrate HR
Calcium
Alkalinity
Magnesium

Prefer with current reagents but not a deal breaker. Let me know!
 
www.dinkinsaquaticgardens.com
Nutramar Foods
How much calcium? Does it have current reagents?
 
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