Yokohama City Institute of Pollution Research Report No.14

Oh Reports

• About mercury survey results in environmental atmosphere in Yokohama City
• Examination of analysis methods using special material gas dilution systems (1) - Simultaneous analysis of algine and monosilane using PID-gas chromatography
• Study on the analysis of trace components in rainwater (Part 2) - Quantitative analysis of aldehydes in rainwater -
• Mechanism of air pollutants by cloud grains and rain droplets and their oxidation process (Second Report) - Chemical composition of cloud water over cities and industrial zones -
• Mechanical characteristics of insoluble particles in cloud water and rainwater droplets and their oxidation process (3rd report) - morphological characteristics of insoluble particles in cloud water and rainwater
• Research on Road Traffic Vibration - Survey of Road Traffic Vibration -
• Urban environmental noise and its simple prediction method
• Self-cleaning action in urban rivers (No. 2) - Purification effect of weirs -
• Self-cleaning action in urban rivers (No. 3) - Maioka River, Akuwa River, Toriyama River
• Self-cleaning action in urban rivers (No. 4) - Izumi River -
• Water quality fluctuation characteristics in coastal and offshore areas of Yokohama
• Examination of water purification methods by combining aquatic plants and contact aeration method (Second Report)
• Factors of sedimentation at Yokohama Port
• Study for the Cause of Death Fish Death Changes in blood properties at the time of reduced dissolved oxygen in I-
• Comparison of COD, BOD, and TOC for analysis of low concentration organic pollution
• Basic Research on Recycling of Wastewater Treatment Sludge (No. 4) - Soliding Experiment of Sewage Sludge Incinerated Ash
• Creation of magnetic tapes using a unified format for water quality measurement results in public water bodies in one prefecture and two prefectures along the Tokyo Bay coast
• Ooka River - Ooka River -
• Observation of organic pollution status of coastal seawaters by continuous measurement of ultraviolet absorption, turbidity, and fluorescence intensity
• Results of COD for wastewater containing surfactants