API PH NH3/NH4 NO2 NO3 test kit

Feature:

The fresh water set include:

PH 6~7.6, 7.4~8.8 test kit

NH3/NH4 test kit

NO2 test kit

NO3 test kit

The marine water set include:

PH 7.4~8.8 test kit

NH3/NH4 test kit

NO2 test kit

NO3 test kit

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