Distant Learning: Acids, Bases and pH Scale kit, students will gain an understanding of the basic differences between the properties of acids and bases, learn the role of hydrogen and hydroxide ions in acidic/ basic substances, 2 groups are included
That provides accurate measurement of pH, oxidation-reduction potential(ORP), conductivity, salinity, and total dissolved solids (TDS).Starter pen meter are the economical,Durably Constructed to Withstand Wear and Tear Resulting from Repetitive use