Tiêu chuẩn quốc tế
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Số hiệu
Standard Number
ASTM E1335-04e1
Năm ban hành 2004
Publication date
Tình trạng
W - Hết hiệu lực
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Tên tiếng Anh
Title in English Standard Test Methods for Determination of Gold in Bullion by Cupellation
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Chỉ số phân loại Quốc tế (ICS)
By field |
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Số trang
Page 6
Giá:
Price Liên hệ / Contact us
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Phạm vi áp dụng
Scope of standard 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 99.0Silver 1.0 to 99.5Total gold plus silver75.0 to 100.01.2 These test methods appear in the following order: Sections20.0-99.0 % gold0.5-4.0 % gold98.9-99.8 % gold1.3 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.
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