Tiêu chuẩn quốc tế
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Số hiệu
Standard Number
ASTM E396-05
Năm ban hành 2005
Publication date
Tình trạng
W - Hết hiệu lực
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Tên tiếng Anh
Title in English Standard Test Methods for Chemical Analysis of Cadmium
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Chỉ số phân loại Quốc tế (ICS)
By field |
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Số trang
Page 13
Giá:
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Phạm vi áp dụng
Scope of standard 1.1 These test methods cover the chemical analysis of cadmium having chemical compositions with the following limits:ElementConcentration, max, %Antimony0.001Arsenic0.003Copper0.015Lead0.025Silver0.010Thallium0.003Tin0.010Zinc0.0351.2 The test methods appear in the following order:SectionsAntimony by the Rhodamine B Photometric Method [0.0002 to 0.0010%]62-72Arsenic by the Molybdenum Blue Photometric Method [0.001 to 0.005%]40-50Copper by the Neocuproine Photometric Method [0.002 to 0.030%]10-19Copper, Lead, Silver, and Zinc by the Atomic Absorption Method [0.004 to 0.02% Cu, 0.01 to 0.05% Pb, 0.004 to 0.02 % Ag and 0.01 to 0.05% Zn]51-61Lead by the Dithizone Photometric Method [0.001 to 0.05%]20-29Thallium by the Rhodamine B Photometric Method [0.0003 to 0.005%]30-39Tin by the 8-Quinolinol Photometric Method [0.0025 to 0.0150%]73-821.3 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. Specific precautionary information is given in Section 6 and 25.8.
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