1.04873

リン酸カリウム 一塩基性

for analysis EMSURE^® ISO

• 別名: prim.-リン酸カリウム, リン酸一カリウム, リン酸二水素カリウム
• 化学式: KH₂PO₄
• CAS番号: 7778-77-0
• 分子量: 136.09
• MDL番号: MFCD00011401
• UNSPSCコード: 12352302
• EC Index Number: 231-913-4
• NACRES: NA.21

特性

• 認証: reag. ISO; suitable for SM 5210
• 品質水準: 300
• 製品種目: EMSURE^®
• アッセイ: ≥99.5% dry basis (alkalimetric); 99.5-100.5% (alkalimetric)
• 形状: solid
• 有効性: >4640 mg/kg LD₅₀, skin (Rabbit)
• テクニック: UV/Vis spectroscopy: suitable
• 損失: ≤0.2% loss on drying, 110 °C; ≤0.2% loss on drying, 130 °C
• pH: 4.2-4.6 (20 °C, 20 g/L in H₂O)
• mp: 252.6 °C (lit.)
• 溶解性: 208 g/L
• 密度: 2.338 g/mL at 25 °C (lit.)
• かさ密度: 1200 kg/m³
• 微量陰イオン: chloride (Cl^-): ≤0.0005%; sulfate (SO₄^2-): ≤0.003%
• 微量陽イオン: As: ≤0.0002%; Cu: ≤0.0003%; Fe: ≤0.0010%; N: ≤0.001%; Na: ≤0.02%; Pb: ≤0.001%; heavy metals (as Pb): ≤0.0010%
• 保管温度: 2-30°C
• SMILES記法: [K+].OP(O)([O-])=O
• InChI: 1S/K.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+1;/p-1
• InChI Key: GNSKLFRGEWLPPA-UHFFFAOYSA-M

詳細

アプリケーション

• β-lactoglobulin stabilized nanemulsions--Formulation and process factors affecting droplet size and nanoemulsion stability.: This research explores the stabilization mechanisms of β-lactoglobulin in nanemulsions, with implications for pharmaceutical and food sciences, potentially utilizing substances like potassium phosphate monobasic for stability and pH control (Ali et al., 2016).


• Reverse phase liquid chromatographic determination of sulfathiazole residues in honey.: Discusses a method for detecting sulfathiazole in honey using reverse-phase liquid chromatography, highlighting the importance of analytical techniques that could involve reagents like potassium phosphate monobasic for sample preparation and analysis (Barry and MacEachern, 1983).

アナリシスノート

Assay (alkalimetric, calculated on dried substance): 99.5 - 100.5 %
Assay (alkalimetric; dried substance): ≥ 99.5 %
pH-value (5 %; water): 4.2 - 4.5
Chloride (Cl): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.003 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0010 %
As (Arsenic): ≤ 0.0002 %
Cu (Copper): ≤ 0.0003 %
Fe (Iron): ≤ 0.0010 %
Na (Sodium): ≤ 0.02 %
Pb (Lead): ≤ 0.001 %
Reducing substances: passes test
Loss on drying (110 °C): ≤ 0.2 %
Loss on drying (130 °C): ≤ 0.2 %
Correspons to ISO

法的情報

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

安全性情報

• 保管分類コード: 13 - Non Combustible Solids
• WGK: WGK 1
• 引火点(°F): Not applicable
• 引火点(℃): Not applicable