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

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