1.11448

Anion multi-element standard II

1000 mg/l: Cl⁻, NO₃⁻, SO₄²⁻ in H₂O Certipur^®

• UNSPSCコード: 41116107
• NACRES: NA.24

特性

• 品質水準: 100
• テクニック: ion chromatography: suitable
• pH: 6 (20 °C in H₂O)
• 密度: 1.002 g/cm³ at 20 °C
• アプリケーション: environmental; food and beverages
• フォーマット: multi-component solution
• 保管温度: 15-25°C

詳細

アプリケーション

• Preconcentration and analysis of trace anions in environmental samples: This application demonstrates the use of Anion multi-element standard II in optimizing preconcentration techniques for trace elements like Cu(II), Co(II), and Ni(II), utilizing flame atomic absorption spectrometry. The study emphasizes its utility in enhancing analytical accuracy in environmental monitoring, aligning with practices in pharmaceutical quality control and biotech anion testing (Tokay and Bağdat, 2016).

関連事項

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アナリシスノート

Determination method : titrimetric
Accuracy of the Method : Cl , NO3, SO4 +/- 0.5 %
Concentration     β (Cl⁻): 995 - 1005 mg/l
Determination method: argentometric titration.
(traceable to NIST - SRM 999b)
Concentration     β (NO₃⁻): 995 - 1005 mg/l
Determination method: alcalimetric titration.
(traceable to NIST - SRM 723e)
Concentration     β (SO₄²⁻): 995 - 1005 mg/l
Determination method: titration with lead(II)perchlorate solution.
(traceable to NIST - SRM 682)

法的情報

CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany

安全性情報

• 保管分類コード: 12 - Non Combustible Liquids
• WGK: nwg
• 引火点(°F): Not applicable
• 引火点(℃): Not applicable