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ASTM E1335-04
Standard Test Methods for Determination of Gold in Bullion by Cupellation
6 стр.
Заменен
Печатное изданиеЭлектронный (pdf)
96.72 $ (включая НДС 20%)
Разработчик:
Зарубежные/ASTM
ICS:
77.120.99 Other non-ferrous metals and their alloys / Цветные металлы и их сплавы прочие
Сборник (ASTM):
03.05 Analytical Chemistry for Metals, Ores, and Related Materials / Аналитическая химия для металлов, руд и сопутствующих материалов: с E32 и далее
Тематика:
Analytical Chemistry
Описание
Область применения

1.1 These test methods cover cupellation analysis of bullion having chemical compositions within the following limits:

ElementConcentration Range, %
Gold 0.5 to 4.0 and 20.0 to 99.0
Silver 1.0 to 99.5
Total gold plus silver75.0 to 100.0

1.2 These test methods appear in the following order:

Sections
20.0-99.0 % gold
0.5-4.0 % gold
98.9-99.8 % gold

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 safety hazards, see Section 8.

Ключевые слова:
gold and silver bullion; gold content