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JBL Easy test 6 in 1
50 test strips.
NEW: With a chlorine test (disinfectant in tap water).
Test pH 6.4 to 9.0 (acidic water).
KH test from 0 to 20 ° dKH (pH stability of the water).
GH test from <1 to> 21 ° dGH (general hardness).
Nitrite (NO ₂) from 0 to 10 mg / l (poisonous nitrogen compound).
Nitrate (NO ₃ $ $) 0 to 250 mg / l (with algae).
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