Cutia cu testere de determinare a duritatii apei contine 1 flacon cu solutie pentru masurarea duritatii totale a apei in grade germane. 1 picatura solutie corespunde la 1 D.
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Cutia cu testere de determinare a duritatii apei contine 1 flacon cu solutie pentru masurarea duritatii totale a apei in grade germane. 1 picatura solutie corespunde la 1 D.
1 grad german (DH)=1.79 grade franceze (F)
Pentru efectuarea testarii se umple flaconul cu 5 ml de apa, dupa care se adauga cate o picatura de solutie si se agita.
Numarul de picaturi adaugate pana la schimbarea culorii initiale din rosu in verde indica valoarea duritatii totale.
Flaconul de solutie corespunde la aproximativ 50 testari a duritatii apei.
Continut 15 ml.
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| Package weight | 0.05 kg |
| Warranty | 24 months |