GB/T 23613-2009Methods for chemical analysis of osmium powder - Determination of magnesium, iron, nickel, aluminum, copper, silver, gold, platinum, iridium, palladium, rhodium and silicon content - Inductively coupled plasma atomic emission spectrometry (English PDF)
锇粉化学分析方法 镁、铁、镍、铝、铜、银、金、铂、铱、钯、铑、硅量的测定 电感耦合等离子体原子发射光谱法
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
April 15, 2009
Implementation date
February 1, 2010
Scope
GB/T 23613-2009 is the English-translated version of 锇粉化学分析方法 镁、铁、镍、铝、铜、银、金、铂、铱、钯、铑、硅量的测定 电感耦合等离子体原子发射光谱法.
GB/T 23613-2009 is the Chinese standard "Methods for chemical analysis of osmium powder - Determination of magnesium, iron, nickel, aluminum, copper, silver, gold, platinum, iridium, palladium, rhodium and silicon content - Inductively coupled plasma atomic emission spectrometry".
Its scope clause reads: This standard specifies the osmium powder, magnesium, iron, nickel, aluminum, copper, silver, gold, platinum, iridium, palladium, rhodium, determination of silicon content.
This standard applies to osmium powder, magnesium, iron, nickel, aluminum, copper, silver, gold, platinum, iridium, palladium, rhodium and silicon content was measured, the measurement range shown in Table 1.
Table 1 Measurement range of elements w1 /% Magnesium 0.0005 to 0.0100 Copper 0.0005 to 0.0200 Aluminum 0.002 to 0.040 Silicon 0.005 - 0.060 Iron 0.005 to 0.060 Nickel 0.0005 to 0.0100 Palladium 0.0005 to 0.0050 Rhodium 0.0005 to 0.0050 Gold 0.0005 to 0.0020 Platinum 0.0005 to 0.0020 Iridium 0.0005 to 0.0050 Silver 0.0004 to 0.0020. Its clauses include method summary; reagents.
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Document preview — GB/T 23613-2009
National Standard of the People's Republic of China
- ICS
- 77.040.30
- Classification
- H 15
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Method summary
- 3 Reagents
- 3.6 Nickel standard stock solution
1 Scope
This standard specifies the osmium powder, magnesium, iron, nickel, aluminum, copper, silver, gold, platinum, iridium, palladium, rhodium, determination of silicon content.
This standard applies to osmium powder, magnesium, iron, nickel, aluminum, copper, silver, gold, platinum, iridium, palladium, rhodium and silicon content was measured, the measurement range shown in Table 1.
Table 1
Measurement range of elements w1 /%
Magnesium 0.0005 to 0.0100
Copper 0.0005 to 0.0200
Aluminum 0.002 to 0.040
Silicon 0.005 - 0.060
Iron 0.005 to 0.060
Nickel 0.0005 to 0.0100
Palladium 0.0005 to 0.0050
Rhodium 0.0005 to 0.0050
Gold 0.0005 to 0.0020
Platinum 0.0005 to 0.0020
Iridium 0.0005 to 0.0050
Silver 0.0004 to 0.0020
2 Method summary
Sample in a distillation flask with a branch pipe, fuming nitric acid dissolved by heating, osmium vapor is introduced from the manifold bottle containing sodium hydroxide solution is
Absorption, after I transferred to the flask was cooled to volume, inductively coupled plasma atomic emission spectrometry measurement.
3 Reagents
Unless otherwise indicated, the reagents used were of analytical grade standard, the water are two of water.
3.1
fuming nitric acid (rho1.40g/mL).
Nitrate 3.2 (rho1.42g/mL), of high purity.
3.3
hydrochloride (rho1.19g/mL), of high purity.
3.4
mixed acid [hydrochloric acid (3.3). nitric acid (3.2) = 3 (volume ratio)].
3.5
Sodium hydroxide solution (200g/L).
3.6 Nickel standard stock solution
Weigh 0.5000g of nickel (>=99.99%), placed in 300mL beaker was slowly added nitric acid 40mL (3.2), cover sheet pan, cold dissolution, driven out of the oxides of nitrogen, removed, cooled, washed with water and dish table cup wall, moved 1000mL volumetric flask […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
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