CA1011632A - Test device and method for determining water hardness - Google Patents

Test device and method for determining water hardness

Info

Publication number
CA1011632A
CA1011632A CA181,396A CA181396A CA1011632A CA 1011632 A CA1011632 A CA 1011632A CA 181396 A CA181396 A CA 181396A CA 1011632 A CA1011632 A CA 1011632A
Authority
CA
Canada
Prior art keywords
test device
water hardness
determining water
determining
hardness
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA181,396A
Other versions
CA181396S (en
Inventor
Kenneth A. Blake
Phillip C. Miller
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer Corp
Original Assignee
Miles Laboratories Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Miles Laboratories Inc filed Critical Miles Laboratories Inc
Application granted granted Critical
Publication of CA1011632A publication Critical patent/CA1011632A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18—Water
    • G01N33/1853—Water hardness of water
CA181,396A 1972-10-02 1973-09-18 Test device and method for determining water hardness Expired CA1011632A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29378372A 1972-10-02 1972-10-02

Publications (1)

Publication Number Publication Date
CA1011632A true CA1011632A (en) 1977-06-07

Family

ID=23130557

Family Applications (1)

Application Number Title Priority Date Filing Date
CA181,396A Expired CA1011632A (en) 1972-10-02 1973-09-18 Test device and method for determining water hardness

Country Status (3)

Country Link
CA (1) CA1011632A (en)
DE (1) DE2349282A1 (en)
GB (1) GB1419189A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2908519B1 (en) * 2006-11-13 2009-01-16 Covaltech DEVICE AND METHOD FOR MEASURING THE BALANCE PH
CN103698288A (en) * 2013-12-28 2014-04-02 中国科学院青海盐湖研究所 Method for performing complexometric titration on magnesium ions
CN104345121B (en) * 2014-09-13 2016-03-30 上海绿帝环保科技有限公司 A kind of preparation method and using method thereof measuring the detection powder of determining total hardness of water

Also Published As

Publication number Publication date
DE2349282A1 (en) 1974-04-18
GB1419189A (en) 1975-12-24

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