SYMPOSIA PAPER Published: 01 January 1960

D 1126 - 60 Standard Methods of Test for Hardness in Industrial Water


(a) These methods cover the determination of hardness in industrial water. The following two methods are included: (b) The referee method is the most dependable for industrial water of unknown composition. The non-referee method is simpler but less accurate in the presence of interferences. When interferences do not exceed the specified limits in concentration, the non-referee method is as accurate as the referee method.

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Committee D-19
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Developed by Committee: D19
Pages: 373–377
DOI: 10.1520/STP48542S
ISBN-EB: 978-0-8031-8099-4
ISBN-13: 978-0-8031-6884-8