Hanna Instruments HI83325 - Page 62

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METHOD PROCEDURES
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PHOSPHATE HIGH RANGE
• Press the  or  key to return to the measurement screen.
INTERFERENCES
Interference may be caused by:
• Sulfide
• Chloride above 150000 mg/L
• Magnesium above 40000 mg/L CaCO
3
• Calcium above 10000 mg/L CaCO
3
• Iron (Ferrous) above 100 mg/L