JPS51150392A - Paper detector of the total hardness of water - Google Patents

Paper detector of the total hardness of water

Info

Publication number
JPS51150392A
JPS51150392A JP7364475A JP7364475A JPS51150392A JP S51150392 A JPS51150392 A JP S51150392A JP 7364475 A JP7364475 A JP 7364475A JP 7364475 A JP7364475 A JP 7364475A JP S51150392 A JPS51150392 A JP S51150392A
Authority
JP
Japan
Prior art keywords
water
total hardness
paper detector
hardness
detector
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.)
Granted
Application number
JP7364475A
Other languages
Japanese (ja)
Other versions
JPS5248839B2 (en
Inventor
Jinen Tobari
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.)
TOUYOU ROSHI KK
TOYO ROSHI KK
Toyo Roshi Kaisha Ltd
Original Assignee
TOUYOU ROSHI KK
TOYO ROSHI KK
Toyo Roshi Kaisha Ltd
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 TOUYOU ROSHI KK, TOYO ROSHI KK, Toyo Roshi Kaisha Ltd filed Critical TOUYOU ROSHI KK
Priority to JP7364475A priority Critical patent/JPS51150392A/en
Publication of JPS51150392A publication Critical patent/JPS51150392A/en
Publication of JPS5248839B2 publication Critical patent/JPS5248839B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: Simple and quick detection of the total hardness of water or Ca and Mg ions, and semi-estimation by comparing the coloration with the standard color matching table.
COPYRIGHT: (C)1976,JPO&Japio
JP7364475A 1975-06-19 1975-06-19 Paper detector of the total hardness of water Granted JPS51150392A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7364475A JPS51150392A (en) 1975-06-19 1975-06-19 Paper detector of the total hardness of water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7364475A JPS51150392A (en) 1975-06-19 1975-06-19 Paper detector of the total hardness of water

Publications (2)

Publication Number Publication Date
JPS51150392A true JPS51150392A (en) 1976-12-23
JPS5248839B2 JPS5248839B2 (en) 1977-12-13

Family

ID=13524194

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7364475A Granted JPS51150392A (en) 1975-06-19 1975-06-19 Paper detector of the total hardness of water

Country Status (1)

Country Link
JP (1) JPS51150392A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6190611B1 (en) * 1997-08-27 2001-02-20 Miura Co., Ltd., Hardness indicator
WO2002084278A1 (en) * 2001-04-10 2002-10-24 Reckitt Benckiser (Uk) Limited Indicator for calcium and magnesium
DE102004015387A1 (en) * 2004-03-26 2005-10-20 Conducta Endress & Hauser Method and apparatus for photometric determination of total hardness of aqueous solution involves exchanging calcium ions with magnesium ions using magnesium complex compound and adding indicator solution
KR100670743B1 (en) * 1999-11-25 2007-01-17 미우라고교 가부시키카이샤 Hardness Indicator Composition and Method of Water Hardness Analysis
CN111620969A (en) * 2020-05-22 2020-09-04 浙江维泰橡胶有限公司 Method for carrying out emulsion polymerization by using tap water instead of deionized water

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6190611B1 (en) * 1997-08-27 2001-02-20 Miura Co., Ltd., Hardness indicator
KR100670743B1 (en) * 1999-11-25 2007-01-17 미우라고교 가부시키카이샤 Hardness Indicator Composition and Method of Water Hardness Analysis
WO2002084278A1 (en) * 2001-04-10 2002-10-24 Reckitt Benckiser (Uk) Limited Indicator for calcium and magnesium
DE102004015387A1 (en) * 2004-03-26 2005-10-20 Conducta Endress & Hauser Method and apparatus for photometric determination of total hardness of aqueous solution involves exchanging calcium ions with magnesium ions using magnesium complex compound and adding indicator solution
CN111620969A (en) * 2020-05-22 2020-09-04 浙江维泰橡胶有限公司 Method for carrying out emulsion polymerization by using tap water instead of deionized water

Also Published As

Publication number Publication date
JPS5248839B2 (en) 1977-12-13

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