JPS56111465A - Measuring method for cod value - Google Patents

Measuring method for cod value

Info

Publication number
JPS56111465A
JPS56111465A JP1412080A JP1412080A JPS56111465A JP S56111465 A JPS56111465 A JP S56111465A JP 1412080 A JP1412080 A JP 1412080A JP 1412080 A JP1412080 A JP 1412080A JP S56111465 A JPS56111465 A JP S56111465A
Authority
JP
Japan
Prior art keywords
potassium permanganate
tank
measurement
amount
computer
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
JP1412080A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0137690B2 (enrdf_load_stackoverflow
Inventor
Hiroshi Hirata
Masanao Arai
Takashi Kimoto
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.)
Kimoto Electric Co Ltd
Panasonic Holdings Corp
Original Assignee
Kimoto Electric Co Ltd
Matsushita Electric Industrial Co 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 Kimoto Electric Co Ltd, Matsushita Electric Industrial Co Ltd filed Critical Kimoto Electric Co Ltd
Priority to JP1412080A priority Critical patent/JPS56111465A/ja
Publication of JPS56111465A publication Critical patent/JPS56111465A/ja
Publication of JPH0137690B2 publication Critical patent/JPH0137690B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G01N33/1806—Biological oxygen demand [BOD] or chemical oxygen demand [COD]

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Analytical Chemistry (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Medicinal Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Emergency Medicine (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
JP1412080A 1980-02-06 1980-02-06 Measuring method for cod value Granted JPS56111465A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1412080A JPS56111465A (en) 1980-02-06 1980-02-06 Measuring method for cod value

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1412080A JPS56111465A (en) 1980-02-06 1980-02-06 Measuring method for cod value

Publications (2)

Publication Number Publication Date
JPS56111465A true JPS56111465A (en) 1981-09-03
JPH0137690B2 JPH0137690B2 (enrdf_load_stackoverflow) 1989-08-09

Family

ID=11852254

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1412080A Granted JPS56111465A (en) 1980-02-06 1980-02-06 Measuring method for cod value

Country Status (1)

Country Link
JP (1) JPS56111465A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5860265U (ja) * 1981-10-20 1983-04-23 株式会社明電舎 Ｃｏｄ測定装置
CN108680716A (zh) * 2018-02-13 2018-10-19 华测检测认证集团股份有限公司 一种含氯废水化学需氧量初筛方法
CN112816614A (zh) * 2020-12-30 2021-05-18 杭州谱育科技发展有限公司 高锰酸钾指数的自适应滴定方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5860265U (ja) * 1981-10-20 1983-04-23 株式会社明電舎 Ｃｏｄ測定装置
CN108680716A (zh) * 2018-02-13 2018-10-19 华测检测认证集团股份有限公司 一种含氯废水化学需氧量初筛方法
CN112816614A (zh) * 2020-12-30 2021-05-18 杭州谱育科技发展有限公司 高锰酸钾指数的自适应滴定方法

Also Published As

Publication number Publication date
JPH0137690B2 (enrdf_load_stackoverflow) 1989-08-09

Similar Documents

Publication Publication Date Title
US4379848A (en) Method of analyzing an aqueous liquid for hexacyanoferrates
PL286573A1 (en) Liquid waste-free method for manufacturing phosphate coatings on metal surfaces
GB1532729A (en) Monitoring of the amount of a wetting agent in a tinning bath
Nakagawa et al. Use of the copper (II)-selective electrode for the determination of the stability constants of copper (II) complexes
DE3173580D1 (en) Process for the determination of the copper content of waste waters
JPS56111465A (en) Measuring method for cod value
KR0162905B1 (ko) 주석, 납 또는 주석-납 합금 도금 용액의 분석
FI86649B (fi) Foerfarande foer elektrolytisk betning av kromhaltigt aedelstaol.
Iwasaki et al. A New Microdetermination of Iodide by its Catalytic Reaction
JPS5629153A (en) Measuring method of exposed iron part for coated steel plate or its processed product
Hershey et al. Kinetic and Equilibrium Measurements of the Reaction 2Fe++++ 2I-= 2Fe+++ I2
JPS5554576A (en) Forming method for phosphate film of steel
GB2174207A (en) Continuous determination of nitrite and/or nitrate in an aqueous medium
Shinozuka et al. Voltammetry and Amperometric Titrimetry of Cyanide at the Rotating Platinum Microelectrode.
JPS5729946A (en) Method for quantitative analysis of acid, total iron ion
Uzumasa et al. Ultraviolet Spectrophotometric Determination of Iron with Ethylenediaminetetraacetic Acid
US4597806A (en) Process for maintaining the zinc content in zinc phosphate baths
Hirayama et al. A new sensitive catalytic method for determination of ultratrace manganese (II) based on oxidation of N, N-diethylaniline by potassium periodate
Marcus The Oxidation–Reduction Couples U (IV)–U (VI) and Fe (II)–Fe (III) in Phosphoric Acid Solutions
JPS6130686A (ja) 酸洗処理液濃度の自動制御方法
Lentz et al. Sovent isotope effects for sulfonephthalein indicator dianion-proton recombination kinetics
JPH04295754A (ja) リン酸塩処理溶液中の亜硝酸塩の分析方法
JP3069951B2 (ja) 第二鉄イオンを含む過酸化水素溶液の濃度管理方法
US3912514A (en) Method of regenerating a spent photographic silver bleach solution
Stage et al. The polarographic determination of small amounts of chromium in calcium