CTK Chlor Frei

Chemical test kit for the determination of free chlorine in the range 0 to 2.5 mg / l (ppm).

Test kit for the chemical determination of sulfate in the range 20 to 100 mg / l (ppm). 100 Tests

Chemischer Testkit zur Bestimmung von Ca & Mg in Boden im Bereich > 0,0 meq/100 g. Packungsgröse: 100 Tests