Potrebujeme váš súhlas na využitie jednotlivých dát, aby sa vám okrem iného mohli ukazovať informácie týkajúce sa vašich záujmov. Súhlas udelíte kliknutím na tlačidlo „OK“.
Standard Test Methods for Arsenic in Water
Automaticky preložený názov:
Štandardné testovacie metódy pre arzénu v vode
NORMA vydaná dňa 1.2.2015
Označenie normy: ASTM D2972-15
Poznámka: NEPLATNÁ
Dátum vydania normy: 1.2.2015
Kód tovaru: NS-586265
Počet strán: 12
Približná hmotnosť: 36 g (0.08 libier)
Krajina: Americká technická norma
Kategória: 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 | ||||||||||||||||||||||
4.1 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. |
||||||||||||||||||||||
1. Scope | ||||||||||||||||||||||
1.1 These test methods2 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 The values stated in SI units are to be regarded as standard. The values given in parentheses are mathematical conversions to inch-pound units that are provided for information only and are not considered standard. 1.4 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 11.1 and 20.2. |
||||||||||||||||||||||
2. Referenced Documents | ||||||||||||||||||||||
|
Chcete mať istotu, že používate len platné technické normy?
Ponúkame Vám riešenie, ktoré Vám zaistí mesačný prehľad o aktuálnosti noriem, ktoré používate.
Chcete vedieť viac informácií ? Pozrite sa na túto stránku.
Posledná aktualizácia: 2024-11-04 (Počet položiek: 2 209 323)
© Copyright 2024 NORMSERVIS s.r.o.