JPS51150392A - Paper detector of the total hardness of water - Google Patents
Paper detector of the total hardness of waterInfo
- 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
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
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)
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 |
-
1975
- 1975-06-19 JP JP7364475A patent/JPS51150392A/en active Granted
Cited By (5)
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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