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Standard Test Methods for Arsenic in Water
Automaticky přeložený název:
Standardní zkušební metody pro arsenu v vodě
NORMA vydána dne 10.1.2003
Označení normy: ASTM D2972-03
Poznámka: NEPLATNÁ
Datum vydání normy: 10.1.2003
Kód zboží: NS-22123
Počet stran: 11
Přibližná hmotnost: 33 g (0.07 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM
Keywords:
arsenic, atomic absorption, colorimetric (Test Method A), graphite furnace (Test Method C), hydride (Test Method B), water, ICS Number Code 13.060.50 (Examination of water for chemical substances)
| Significance and Use | ||||||||||||||||||||||
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Herbicides, insecticides, and many industrial effluents contain arsenic and are potential sources of water pollution. Arsenic is significant because of its adverse physiological effects on humans. |
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| 1. Scope | ||||||||||||||||||||||
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1.1 These test methods cover the photometric and atomic absorption determination of arsenic in most waters and wastewaters. Three test methods are given as follows:
1.2 The analyst should direct attention to the precision and bias statements for each test method. It is the user's responsibility to ensure the validity of these test methods for waters of untested matrices. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. For specific hazard statements, see Note 1 and 6. |
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| 2. Referenced Documents | ||||||||||||||||||||||
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