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<br />Sources discharging over 4,000 gpd shall analyze for Arsenic <br />(Total) taken by a daily composite, at least once a month if the <br />source is in the Electronic Crystal Subcategory. <br /> <br />NOTE: Sources found consistantlyout of compliance <br />subject to more frequent monitoring requirements. <br /> <br />shall <br /> <br />be <br /> <br />III. <br /> <br />Laboratory Methods and Quality Control <br /> <br />Approved EOA Methods are recommended but alternative test methods <br />may be used. All alternative test methods must be described. <br />All results msut be supported by a quality control program that <br />has the minimum requirements found in 8Methods for Organic <br />Chemical Analysis of Municipal and Industrial Wastewater8 EPA <br />600/4-82-057 July 1982 on page 601-4 paragraph 8. An accuracy <br />and precision statement performed on samples taken from the <br />Industrial Sources discharge must be submitted within 6 months of <br />a new source discharge or by March, 1985, for existing sources. <br /> <br />-87- <br />