Journal of Environmental Conservation Engineering
Online ISSN : 1882-8590
Print ISSN : 0388-9459
ISSN-L : 0388-9459
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  • Katsumi SATO, Iwahito TAKAHASHI, Hiroaki MORITA
    2020 Volume 49 Issue 1 Pages 38-45
    Published: January 20, 2020
    Released: January 25, 2020
    JOURNALS FREE ACCESS

    Flushable sanitary products such as wipes and flushable toilet-cleaning products are manufactured and sold in Japan, Europe, and the United States. Although manufacturers and sewage authorities have different views about flushability standards, two international standards for flushable consumer products nevertheless exist, one established by European manufacturers and the other established by international sewage authorities. Also, Japan established its own standard, JISP4501, in1993 for toilet paper water solubility and dissolvability. This paper compares the two international standards, identifies the differences, and studies the application of these international standards to Japan.

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