1.04819

Ethylenedinitrilotetraacetic acid dipotassium salt dihydrate

suitable for titration

• 別名: Ethylenedinitrilotetraacetic acid dipotassium salt dihydrate, Ethylenedinitrilotetraacetic acid dipotassium salt, Titriplex^® Potassium salt
• 実験式（ヒル表記法）: C₁₀H₁₄K₂N₂O₈ · 2H₂O
• CAS番号: 25102-12-9
• 分子量: 404.45
• MDL番号: MFCD00150036
• UNSPSCコード: 12352107
• EC Index Number: 217-895-0
• NACRES: NA.21

特性

• 製品名: Ethylenedinitrilotetraacetic acid dipotassium salt dihydrate, for analysis
• 品質水準: 100
• フォーム: solid
• 有効性: >2000 mg/kg LD₅₀, oral (Rat)
• 反応適合性: reaction type: Complexometric reactions
• テクニック: titration: suitable
• pH: 4-5 (20 °C, 50 g/L in H₂O)
• mp: 272 °C
• かさ密度: 310 kg/m³
• 保管温度: 15-25°C
• SMILES記法: [K+].[K+].N(CCN(CC(=O)[O-])CC(=O)[O-])(CC(=O)[O-])CC(=O)[O-].O.O.[H+].[H+]
• InChI: 1S/C10H16N2O8.2K.2H2O/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)20;;;;/h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20);;;2*1H2/q;2*+1;;/p-2
• InChI Key: JFROQFOCFOKDKU-UHFFFAOYSA-L

詳細

アナリシスノート

Assay (complexometric; calculated on dried substance): ≥ 99.0 %
Identity (IR): conforms
Identity (Potassium): conforms
Appearance of solution (50 g/l; water): Clear and colourless
pH (50 g/l; water): 4.0 - 5.0
In water insoluble matter: ≤ 0.003 %
Chloride (Cl): ≤ 0.004 %
Sulfate (SO₄): ≤ 0.01 %
Cyanide (CN): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0005 %
Cu (Copper): ≤ 0.0001 %
Fe (Iron): ≤ 0.001 %
Nitrilotriacetic acid: ≤ 0.05 %
Loss on drying (150 °C; 6 h): 8.5 - 9.5 %

法的情報

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

安全性情報

• ピクトグラム: GHS07
• シグナルワード: Warning
• 危険有害性情報: H332
• 注意書き: P261 - P271 - P304 + P340 + P312
• 危険有害性の分類: Acute Tox. 4 Inhalation
• 保管分類コード: 11 - Combustible Solids
• WGK: WGK 2