Hanna Instruments HI 83210-01 - Manual (Page 39)

39 Silica
• Place the cuvette into the holder and close the lid.
• Press the Zero key. The display will show “-0.0-” when the meter is zeroed and ready for measurement.
• Remove the cuvette and add the content of one packet
of HI 93705C-0 Amino acid reagent and shake until it
is completely dissolved.
• Reinsert the cuvette into the instrument.
• Press Timer and the display will show the countdown prior to the measurement. Alternatively, wait for
exactly 3 minutes and press Read. When the timer ends the meter will perform the reading. The
instrument displays concentration in mg/L of silica (SiO
2
).
• Press or to access the second level functions.
• Press the Chem Frm key to convert the result in mg/L of Silicon (Si).