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SERA GH-Test 15mL

SERA GH-Test 15mL

Regular price Dhs. 34.00
Regular price Sale price Dhs. 34.00
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Makes it easy to monitor the total hardness

For approx. 420°dGH.

In case of too low GH values we recommend sera mineral salt. High total hardness levels can be lowered by mixing in R/O water.

For creating soft water we recommend adding sera blackwater aquatan or filtering through sera super peat.

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