Ozawa, Takejiro: search on Z-Library

The world's largest scientific articles store. 70,000,000+ articles for free.

Don't use scam websites

1

Nature of volcanic gases and volcanic eruption

Iwaji Iwasaki, Takejiro Ozawa, Minoru Yoshida, Takashi Katsura, Bunji Iwasaki, Masaakira Kamada

Journal:

Bulletin of Volcanology

Year:

1963

Language:

english

File:

PDF, 406 KB

english, 1963

2

The Determination of Sulfide- and Sulfate-Sulfur in Igneous Rocks with Tin(II)-Strong Phosphoric Acid and Strong Phosphoric Acid

Nagashima, Shigeru, Yoshida, Minoru, Ozawa, Takejiro

Journal:

Bulletin of the Chemical Society of Japan

Year:

1972

File:

PDF, 827 KB

1972

3

Determination of total-sulfur in igneous rocks with tin(II)-strong phosphoric acid

ARIKAWA, Yoshiko, OZAWA, Takejiro, IWASAKI, Iwaji

Journal:

Year:

1972

File:

PDF, 857 KB

1972

4

Solvent extraction of microgram amounts of magnesium with 8-quinolinol and tetrabutyl-ammonium iodide followed by spectrophotometry with chlorophosphonazo-III

Ken Kaneko, Minoru Yoshida, Takejiro Ozawa

Journal:

Analytica Chimica Acta

Year:

1981

Language:

english

File:

PDF, 676 KB

english, 1981

5

Alteration of rock by volcanic gas in Japan

Iwaji Iwasaki, Mitsuei Hirayama, Takashi Katsura, Takejiro Ozawa, Jyoyo Ossaka, Masaakira Kamada, Hatao Matsumoto

Journal:

Bulletin of Volcanology

Year:

1964

Language:

english

File:

PDF, 585 KB

english, 1964

6

Geochemical study on volcanic gases at Sakurajima Volcano, Japan

Hirabayashi, Jun-ichi, Ossaka, Joyo, Ozawa, Takejiro

Journal:

Journal of Geophysical Research

Year:

1986

Language:

english

File:

PDF, 696 KB

english, 1986

7

Boron isotopic composition of fumarolic condensates and sassolites from Satsuma Iwo-jima, Japan

Tadao Kanzaki, Minoru Yoshida, Masao Nomura, Hidetake Kakihana, Takejiro Ozawa

Journal:

Geochimica et Cosmochimica Acta

Year:

1979

Language:

english

File:

PDF, 550 KB

english, 1979

8

Boron isotopic composition of fumarolic condensates from some volcanoes in Japanese island arcs

Masao Nomura, Tadao Kanzaki, Takejiro Ozawa, Makoto Okamoto, Hidetake Kakihana

Journal:

Geochimica et Cosmochimica Acta

Year:

1982

Language:

english

File:

PDF, 450 KB

english, 1982

9

Spectrophotometric Determination of Cyanide with Isonicotinic Acid and Barbituric Acid

Nagashima, Shigeru, Ozawa, Takejiro

Journal:

International Journal of Environmental & Analytical Chemistry

Year:

1981

Language:

english

File:

PDF, 327 KB

english, 1981

10

Genesis of Sulfate in Acid Hot Spring

Iwasaki, Iwaji, Ozawa, Takejiro

Journal:

Bulletin of the Chemical Society of Japan

Year:

1960

File:

PDF, 126 KB

1960

11

Spectrophotometric Method for the Determination of Small Amounts of Sulfate Ions

Iwasaki, Iwaji, Utsumi, Satori, Hagino, Ken, Tarutani, Toshikazu, Ozawa, Takejiro

Journal:

Bulletin of the Chemical Society of Japan

Year:

1957

Language:

english

File:

PDF, 9.20 MB

english, 1957

12

A New Microdetermination of Iodide by its Catalytic Reaction

Iwasaki, Iwaji, Utsumi, Satori, Ozawa, Takejiro

Journal:

Bulletin of the Chemical Society of Japan

Year:

1953

Language:

english

File:

PDF, 1.67 MB

english, 1953

13

A New Spectrophotometric Method for the Determination of Small Amounts of Chloride Using the Mercuric Thiocyanate Method

Iwasaki, Iwaji, Utsumi, Satori, Hagino, Ken, Ozawa, Takejiro

Journal:

Bulletin of the Chemical Society of Japan

Year:

1956

Language:

english

File:

PDF, 11.61 MB

english, 1956

14

The Photometric Determination of Micro Amounts of Bromine in Silicate Rocks by Means of Its Catalytic Effect

Takahashi, Kazuyoshi, Yoshida, Minoru, Ozawa, Takejiro, Iwasaki, Iwaji

Journal:

Bulletin of the Chemical Society of Japan

Year:

1970

File:

PDF, 700 KB

1970

15

The Dissolution of Olivine in Aqueous Solutions of Inorganic Acids

Sanemasa, Isao, Yoshida, Minoru, Ozawa, Takejiro

Journal:

Bulletin of the Chemical Society of Japan

Year:

1972

File:

PDF, 831 KB

1972

16

New Colorimetric Determination of Chloride using Mercuric Thiocyanate and Ferric Ion

Iwasaki, Iwaji, Utsumi, Satori, Ozawa, Takejiro

Journal:

Bulletin of the Chemical Society of Japan

Year:

1952

Language:

english

File:

PDF, 1.43 MB

english, 1952

17

An Improved Photometric Method for the Determination of Sulfite with Pararosaniline and Formaldehyde

Arikawa, Yoshiko, Ozawa, Takejiro, Iwasaki, Iwaji

Journal:

Bulletin of the Chemical Society of Japan

Year:

1968

Language:

english

File:

PDF, 4.04 MB

english, 1968

18

The Fluorine, Chlorine, Bromine, and Iodine Contents of Volcanic Rocks in Japan

Yoshida, Minoru, Takahashi, Kazuyoshi, Yonehara, Norinobu, Ozawa, Takejiro, Iwasaki, Iwaji

Journal:

Bulletin of the Chemical Society of Japan

Year:

1971

File:

PDF, 1.01 MB

1971

19

Photometric determination of vanadium in magnetite, ilmenite, chromite and igneous rocks

IWASAKI, Iwaji, OZAWA, Takejiro, YOSHIDA, Seiko

Journal:

Year:

1968

File:

PDF, 767 KB

1968

20

10.2116/bunsekikagaku.24.497

ARIKAWA, Yoshiko, OZAWA, Takejiro, IWASAKI, Iwaji

Journal:

Year:

1975

File:

PDF, 735 KB

1975

21

The standard reference materials and the precision of analytical values in environmental analysis

KIBA, Toshiyasu, AKAIWA, Hideo, ICHIKUNI, Masami, OZAWA, Takejiro, KAMADA, Masaakira, KITANO, Yasushi, SHIGEMATSU, Tsunenobu, SUZUKI, Nobuo, SOTOBAYASHI, Takeshi, NAGASHIMA, Kozo, NISHIKAWA, Yasuharu,

Journal:

Year:

1977

File:

PDF, 944 KB

1977

22

10.2116/bunsekikagaku.28.11_653

ARIKAWA, Yoshiko, HIRAI, Shoji, OZAWA, Takejiro

Journal:

Year:

1979

File:

PDF, 984 KB

1979

23

10.2116/bunsekikagaku.28.12_738

HIRAI, Shoji, ARIKAWA, Yoshiko, OZAWA, Takejiro

Journal:

Year:

1979

File:

PDF, 936 KB

1979

24

Separation of boron from fumarolic condensates by the methyl borate distillation method for the isotopic analysis

KANZAKI, Tadao, NOMURA, Masao, OZAWA, Takejiro, KAKIHANA, Hidetake

Journal:

Year:

1978

File:

PDF, 1.12 MB

1978

25

Relationship between volcanic activity and chemical composition of volcanic gases - A case study on the Sakurajima Volcano.

Hirabayashi, Jun-ichi, Ossaka, Joyo, Ozawa, Takejiro

Journal:

GEOCHEMICAL JOURNAL

Year:

1982

Language:

english

File:

PDF, 2.79 MB

english, 1982

26

Photometric Determination of Chloride in Metallic Titanium

IWASAKI, IWAJI, TASHIRO, TAKASHI, OZAWA, TAKEJIRO

Journal:

Year:

1956

File:

PDF, 1.17 MB

1956

27

Survey of Trial Hole on Iwo-jima

OSSAKA, Joyo, OZAWA, Takejiro, HIRABAYASHI, Jun-ichi

Journal:

Journal of Geography (Chigaku Zasshi)

Year:

1985

File:

PDF, 1.10 MB

1985

28

Geochemical Studies on Volcanic Gases, Waters and Rocks from Iwo-jima

OSSAKA, Joyo, OZAWA, Takejiro, MATSUO, Sadao, HIRABAYASHI, Jun-ichi, OSUMI, Takashi

Journal:

Journal of Geography (Chigaku Zasshi)

Year:

1985

File:

PDF, 1.63 MB

1985

29

The Determination of Micro Amounts of Water in Volcanic Rocks Released during Mechanical Grinding

YAMAYA, Kazuhisa, YOSHIDA, Minoru, OZAWA, Takejiro, IWASAKI, Iwaji

Journal:

NIPPON KAGAKU KAISHI

Year:

1972

File:

PDF, 458 KB

1972

30

Molybdenum Minerals - Molybdenum Blue and Molybdenite - Formed as Volcanic Sublimates at Satsuma-1wO-Jima Volcano

YOSHIDA, Minoru, OZAWA, Takejiro, OSSAKA, Joyo

Journal:

NIPPON KAGAKU KAISHI

Year:

1972

File:

PDF, 667 KB

1972

31

New Colorimetic Determinations by Use of Thiocyanates. XIII.-XIV. XIII. A New Spectrophotometric Determination of Small Amounts of Chloride, Cyanide, and Thiocyanate in the Presence of One Another.

Iwasaki, Iwaji, Utsumi, Satori, Ozawa, Takejiro, Hasegawa, Ryuji

Journal:

Nippon kagaku zassi

Year:

1957

File:

PDF, 938 KB

1957

32

ew Colorimetic Determinations by Use of Thiocyanates. XIII.-XIV. XIV. A New Microdetermination of Iodide by its Catalytic Reaction (Continued). Effect of Various Ions and Mechanisum of the Reaction.

Iwasaki, Iwaji, Utsumi, Satori, Ozawa, Takejiro

Journal:

Nippon kagaku zassi

Year:

1957

File:

PDF, 703 KB

1957

33

Spectrophotometric Determination of Small Amounts of Sulfate Ion. I-III. II. A New Colorimetric Determination of Trace Amounts of Sulfate Ion (0.02-5 ppm).

Iwasaki, Iwaji, Utsumi, Satori, Hagino, Ken, Ozawa, Takejirô

Journal:

Nippon kagaku zassi

Year:

1958

File:

PDF, 1.13 MB

1958

34

An Indirect Spectrophotometric Determination of Sulfite Ion Using Iodine-Iodide Solution

OZAWA, Takejiro

Journal:

Nippon kagaku zassi

Year:

1966

File:

PDF, 201 KB

1966

35

A Rapid Spectrophotometric Determination of Free Sulfur

OZAWA, Takejiro

Journal:

Nippon kagaku zassi

Year:

1966

File:

PDF, 194 KB

1966

36

The Rapid Chemical Analysis of Volcanic Gases Containing Water Vapor, Hydrogen Sulfide, Carbon Dioxide and Nitrogen

OZAWA, Takejiro

Journal:

Nippon kagaku zassi

Year:

1966

File:

PDF, 234 KB

1966

37

Fluorine and Chlorine Contents of the Rock-Alteration Products by Volcanic Gases Obtained at Satuma-Iwo-Zima Volcano

YOSHIDA, Minoru, OZAWA, Takejiro, OSSAKA, Joyo

Journal:

Nippon kagaku zassi

Year:

1969

File:

PDF, 1.15 MB

1969

38

Addition of Fluorine and Chlorine to Volcanic Rocks Accompanied with Their Alteration by Active Fumarolic Gases

YOSHIDA, Minoru, OZAWA, Takejiro, OSSAKA, Joyo

Journal:

Nippon kagaku zassi

Year:

1968

File:

PDF, 1.36 MB

1968

39

Distribution of Fluorine and Chlorine among Various Products of Volcanic Activity Observed at Satuma-lwo-Zima Volcano

YOSHIDA, Minoru, OZAWA, Takejiro, KAMADA, Masaakira

Journal:

Nippon kagaku zassi

Year:

1969

File:

PDF, 1.44 MB

1969

40

10.1246/nikkashi.1974.2111

YAMAYA, Kazuhisa, YOSHIDA, Minoru, OZAWA, Takejiro

Journal:

NIPPON KAGAKU KAISHI

Year:

1974

File:

PDF, 546 KB

1974

41

Chemical Analysis of Volcanic Gases Containing Water Vapor, Hydrogen Chloride, Sulfur Dioxide, Hydrogen Sulfide, Carbon Dioxide, etc.

OZAWA, Takejiro

Journal:

Nippon kagaku zassi

Year:

1966

File:

PDF, 483 KB

1966

42

A Spectrophotometric Method for the Determination of Dithionate Ion

OZAWA, Takejiro

Journal:

Nippon kagaku zassi

Year:

1966

File:

PDF, 256 KB

1966

43

A Spectrophotometric Method for the Determination of Sulfate Ion in the Presence of Phosphate Ion

OZAWA, Takejiro

Journal:

Nippon kagaku zassi

Year:

1966

File:

PDF, 255 KB

1966

44

Rapid Determination of Carbon Dioxide, Hydrogen Sulfide, Nitrogen and Sulfur Dioxide in Volcanic and Hot Spring, Gases with Temperatures near the Boiling Point of Water

OZAWA, Takejiro

Journal:

Nippon kagaku zassi

Year:

1966

File:

PDF, 295 KB

1966

45

An Indirect Spectrophotometric Determination of Thiosulfate Ion Using Iodine-Iodide Solution

OZAWA, Takejiro

Journal:

Nippon kagaku zassi

Year:

1966

File:

PDF, 213 KB

1966

46

ChemInform Abstract: AUFLOESUNG VON OLIVIN IN WAESSRIGEN LOESUNGEN ANORGANISCHER SAEUREN

SANEMASA, ISAO, YOSHIDA, MINORU, OZAWA, TAKEJIRO

Journal:

Chemischer Informationsdienst

Year:

1972

File:

PDF, 224 KB

1972

47

Spectrophotometric Determination of Small Amounts of Sulfate Ion. I-III. I. Using Solid Barium Chromate or Hydrochloric Acid Solution o f Barium Chromate.

Iwasaki, Iwaji, Utsumi, Satori, Hagino, Ken, Tarutani, Toshikazu, Ozawa, Takejiro

Journal:

Nippon kagaku zassi

Year:

1958

File:

PDF, 1.22 MB

1958

48

ChemInform Abstract: BESTIMMUNG VON SULFID- UND SULFATSCHWEFEL IN VULKANISCHEN GESTEINEN MIT STARKER ZINN(II)-HALTIGER PHOSPHORSAEURE UND STARKER PHOSPHORSAEURE

NAGASHIMA, SHIGERU, YOSHIDA, MINORU, OZAWA, TAKEJIRO

Journal:

Chemischer Informationsdienst

Year:

1973

File:

PDF, 137 KB

1973

49

ChemInform Abstract: BESTIMMUNG VON SULFID- UND SULFATSCHWEFEL IN VULKANISCHEN GESTEINEN MIT STARKER ZINN(II)-HALTIGER PHOSPHORSAEURE UND STARKER PHOSPHORSAEURE

NAGASHIMA, SHIGERU, YOSHIDA, MINORU, OZAWA, TAKEJIRO

Journal:

Chemischer Informationsdienst

Year:

1973

File:

PDF, 137 KB

1973