Atu hatene konten hardness iha be'e presiza analiza ho prosedementu hanesan tuir mai.
Ekipamentu nebe presiza hodi analiza Hardness:
Spoit
Casserole
Graduate Cylinder 50 ml
Buret
Glass 2
Kimiku ou rejen titrasaun
H-2 460-SO275 ou SO266
H-3 460-SO277
H-1 460-SO274
Prosedimentu hanesan tuir mai:
Konteudu seluktan bele hare iha Pajina Kualidade Be
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reff: http://www.vernier.com/experiments/wqv/14/total_water_hardness/
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