Hanna Instruments HI 93710 - Manual (Page 36)

36
TOTAL CHLORINE MEASUREMENT TOTAL CHLORINE MEASUREMENT TOTAL CHLORINE MEASUREMENT TOTAL CHLORINE MEASUREMENT TOTAL CHLORINE MEASUREMENT
H I 9
3 7 11
• Fill the cuvet up to the mark with 10 mL of
unreacted sample and replace the cap.
• Place the cuvet into the holder and
ensure that the notch on the cap is
positioned securely into the groove.
• Press ZERO and "SIP" will appear on the display.
• Wait for a few seconds and the display will
show "-0.0-". Now the meter is zeroed and
ready for measurement.
Powder reagents procedure
• Remove the cuvet and add one packet of DPD Total
Chlorine reagent. Replace the cap and shake gently.
• Reinsert the cuvet into the instrument.
• Wait for 2 minutes and 30 seconds and then press READ. The
display will show "SIP" during measurement.
• The instrument directly displays concentration in mg/L of total
chlorine on the Liquid Crystal Display.
ZERO
Total Chlorine
10 mL