DE1598361A1 - Method for analyzing the inorganic carbon content of liquids - Google Patents

Method for analyzing the inorganic carbon content of liquids

Info

Publication number
DE1598361A1
DE1598361A1 DE1966D0051150 DED0051150A DE1598361A1 DE 1598361 A1 DE1598361 A1 DE 1598361A1 DE 1966D0051150 DE1966D0051150 DE 1966D0051150 DE D0051150 A DED0051150 A DE D0051150A DE 1598361 A1 DE1598361 A1 DE 1598361A1
Authority
DE
Germany
Prior art keywords
heating zone
liquid
carbonate
carbon
temperature
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
DE1966D0051150
Other languages
German (de)
Other versions
DE1598361B2 (en
DE1598361C3 (en
Inventor
Stenger Vernon Arthur
Van Hall Clayton Edward
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.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Publication of DE1598361A1 publication Critical patent/DE1598361A1/en
Publication of DE1598361B2 publication Critical patent/DE1598361B2/en
Application granted granted Critical
Publication of DE1598361C3 publication Critical patent/DE1598361C3/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
    • 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
    • G01N31/005—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods investigating the presence of an element by oxidation
    • 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
    • G01N33/1826—Organic contamination in water
    • G01N33/1846—Total carbon analysis

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)

Claims (8)

Pat entansprü ch ePatent claims 1. Verfahren zur Bestimmung dee anorganischen Kohlenstoffgehaltes einer Flüssigkeit, dadurch gekennzeichnet, daß (1) ein praktisch von Kohlendioxyd freier Trägergasstrom durch eine Heizleitung mit einer Heizzone bei einer Temperatur oberhalb 100° C und unterhalb derjenigen Temperatur, bei der sich organische Bestandteile der Flüssigkeit zersetzen, geführt wird, wobei in der Heizzone ein gegenüber Carbonat reaktionsfähiger Körper mit saurer * Oberfläche vorhanden ist, daß (2) eine geringe bestimmte Menge der zu analysierenden Flüssigkeit auf den gegenüber Carbonat reaktionsfähigen Körper ritt Druck eingespritzt und (3) dann das in der Heizzone gebildete Gasprodukt in einen Analysator zur quantitativen Bestimmung des Kohlendioxydgehaltes des Gasstromes gespült wird.1. Procedure for determining the inorganic carbon content a liquid, characterized in that (1) a carrier gas stream practically free of carbon dioxide by a heating cable with a heating zone at a temperature above 100 ° C and below that temperature, in which the organic components of the liquid decompose, is performed, with a in the heating zone to carbonate reactive body with acidic * Surface is present that (2) a small certain amount of the liquid to be analyzed on the opposite Carbonate reactive body rode pressure injected and (3) then the gas product formed in the heating zone into an analyzer for the quantitative determination of the carbon dioxide content of the gas stream is flushed. 2. Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß2. The method according to claim 1, characterized in that die Temperatur in der Heizzone zwischen 100 und 2S0° C gehalten wird.the temperature in the heating zone between 100 and 20 ° C is held. 3. Verfahren nach Anspruch 2, dadurch gekennzeichnet, daß der gegenüber Carbonat reaktionsfähige Körper aus einem mit Phosphorsäure überzogenen, in Einzelteilchen vorliegenden Feststoff gebildet ist.3. The method according to claim 2, characterized in that the carbonate-reactive body made of a phosphoric acid-coated body that is present in individual particles Solid is formed. 4. Verfahren nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß die Temperatur in der Heizzone 150 - 200° Π beträgt.4. The method according to claim 1 or 2, characterized in that the temperature in the heating zone is 150-200 ° Π. f ;■■f; ■■ 009840/16f*DOR!GiNAL 009840 / 16f * DOR! GiNAL 5. Verfahren nach AnsOruch 1 oder ?j dadurch irekennzei rhnet, daß der Träge^asstrom mit konstanter Strömungsgeschwindigkeit durch die Heizleitung geführt wird und ein gasdurchlässiger, gegenüber Oarbonat reaktionsfähiger Körner mit saurer Oberfläche den resamten Querschnitt der Heizzone einnimmt.5. Procedure according to AnsOruch 1 or? J thereby irekennzei rhnet, that the inertia flow with constant flow velocity is passed through the heating cable and a gas-permeable, grains reactive to carbonate with acidic surface the entire cross-section of the heating zone occupies. 6. Verfahren nach Ansnruoh 1, dadurch gekennzeichnet, dal? der Analysator ein elektrisches Signal, entsnrechend der Menire des Kohlendioxyds in dem Gasnrodukt ahp-iht und dieses elektrische Sisrnal einem Reitigtrierp-erät wird und die registrierten Angaben der Kohlend i ox tration in dem G-asnrodukt ?ei?en die durch Analyse wässriger S.ysteme mit bekannten Gehal+en an anorganischem Kohlenstoff unter yergleichbaren Betriebsbedingungen erhaltenen V/erte kalibriert werden und der Kohl°nstoffgehal+ der flüssigkeit bestimmt wird. 6. The method according to Ansnruoh 1, characterized in that? the analyzer sends an electrical signal corresponding to the menire of carbon dioxide in the gas product ahp-iht and this electrical signal to a Rider Trierp-device is and the registered information of the carbon i ox tration in the gas product are determined by analysis more aqueous S. systems with known contents of inorganic carbon Values obtained under comparable operating conditions calibrated and the carbon content of the liquid is determined. 7. Verfahren nach Ansnruch 6, dadurch gekennzeichnet,7. The method according to claim 6, characterized in that als Flüssigkeit eine wässrige Dispersion mit bis zu 500 Teilen ?e Million Teile an anorsanisnhem Kohlenstoff verwendet wird.as a liquid, an aqueous dispersion with up to 500 Share? E million parts of inorganic carbon used will. 8. Verfahren nach Ansnruch 6, dadurch gekennzeichnet, daß als Trägergas Luft, welche mi^ einer konstanten Strömungsgeschwindigkeit von 1 bis 4 Bettvolumen ie Minute zugeführt wird, verwendet wird.8. The method according to claim 6, characterized in that the carrier gas is air, which has a constant flow velocity from 1 to 4 bed volumes per minute is used. BAD ORIGINAL 009840/1672BATH ORIGINAL 009840/1672
DE1598361A 1965-09-22 1966-09-22 Method for determining the inorganic carbon content of a liquid Expired DE1598361C3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US48925265A 1965-09-22 1965-09-22

Publications (3)

Publication Number Publication Date
DE1598361A1 true DE1598361A1 (en) 1970-10-01
DE1598361B2 DE1598361B2 (en) 1973-11-22
DE1598361C3 DE1598361C3 (en) 1979-01-04

Family

ID=23943048

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1598361A Expired DE1598361C3 (en) 1965-09-22 1966-09-22 Method for determining the inorganic carbon content of a liquid

Country Status (9)

Country Link
JP (3) JPS4924317B1 (en)
BE (1) BE687185A (en)
CH (1) CH480635A (en)
DE (1) DE1598361C3 (en)
FR (1) FR1501037A (en)
GB (1) GB1150613A (en)
LU (1) LU52008A1 (en)
NL (1) NL152086B (en)
SE (1) SE335629B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51117625U (en) * 1975-03-18 1976-09-24
JPS5570073U (en) * 1978-11-10 1980-05-14
JPS5565876A (en) * 1978-11-14 1980-05-17 Daikin Ind Ltd Method of assembling heat insulating panel
JPH0494480U (en) * 1990-12-27 1992-08-17
DE102005037830B4 (en) * 2005-08-08 2013-08-22 Dimatec Analysentechnik Gmbh Plant for producing a porous carrier material and for determining a TIC value

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3459938A (en) * 1968-02-01 1969-08-05 Dow Chemical Co Method and apparatus for determining the inorganic carbon content in a liquid

Also Published As

Publication number Publication date
NL6613037A (en) 1967-03-23
BE687185A (en) 1967-03-21
DE1598361B2 (en) 1973-11-22
LU52008A1 (en) 1966-11-21
JPS5220360B1 (en) 1977-06-02
JPS4924317B1 (en) 1974-06-21
CH480635A (en) 1969-10-31
DE1598361C3 (en) 1979-01-04
FR1501037A (en) 1967-11-10
NL152086B (en) 1977-01-17
SE335629B (en) 1971-06-01
JPS5225360B1 (en) 1977-07-07
GB1150613A (en) 1969-04-30

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C3 Grant after two publication steps (3rd publication)