1.06566

リン酸ナトリウム 二塩基性

anhydrous 99.99 Suprapur^®

• 別名: sec-リン酸ナトリウム, リン酸二ナトリウム, リン酸水素ナトリウム, リン酸水素二ナトリウム
• 化学式: Na₂HPO₄
• CAS番号: 7558-79-4
• 分子量: 141.96
• MDL番号: MFCD00003496
• UNSPSCコード: 12352302
• EC Index Number: 231-448-7
• NACRES: NB.21

特性

• グレード: for inorganic trace analysis
• 品質水準: 100
• アッセイ: 99.99%
• 形状: solid
• 有効性: >2000 mg/kg LD₅₀, oral (Rat)
• pH: 8.7-9.3 (20 °C, 10 g/L in H₂O)
• pKa (25 °C): (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
• mp: 250 °C (decomposition)
• 溶解性: 77 g/L
• かさ密度: 880 kg/m³
• 保管温度: 2-30°C
• SMILES記法: [Na+].[Na+].[H]OP([O-])([O-])=O
• InChI: 1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
• InChI Key: BNIILDVGGAEEIG-UHFFFAOYSA-L

詳細

アナリシスノート

Purity (metallic): ≥ 99.99 %
Assay (acidimetric): ≥ 99.0 %
Absorbance (at 260 nm; 10 %; 2 cm; water): ≤ 0.010
Chloride (Cl): ≤ 5 ppm
Sulfate (SO₄): ≤ 30 ppm
Total nitrogen (N): ≤ 10 ppm
As (Arsenic): ≤ 0.1 ppm
Ba (Barium): ≤ 10.0 ppm
Ca (Calcium): ≤ 0.50 ppm
Cd (Cadmium): ≤ 0.010 ppm
Ce (Cerium): ≤ 0.010 ppm
Co (Cobalt): ≤ 0.010 ppm
Cr (Chromium): ≤ 0.050 ppm
Cs (Cesium): ≤ 5 ppm
Cu (Copper): ≤ 0.010 ppm
Eu (Europium): ≤ 0.010 ppm
Fe (Iron): ≤ 0.05 ppm
Hg (Mercury): ≤ 0.05 ppm
K (Potassium): ≤ 2.0 ppm
La (Lanthanum): ≤ 0.010 ppm
Li (Lithium): ≤ 1.0 ppm
Mg (Magnesium): ≤ 0.10 ppm
Mn (Manganese): ≤ 0.010 ppm
Ni (Nickel): ≤ 0.050 ppm
Pb (Lead): ≤ 0.010 ppm
Rb (Rubidium): ≤ 5.0 ppm
Sm (Samarium): ≤ 0.010 ppm
Sr (Strontium): ≤ 0.50 ppm
Tl (Thallium): ≤ 0.01 ppm
Y (Yttrium): ≤ 0.010 ppm
Yb (Ytterbium): ≤ 0.010 ppm
Zn (Zinc): ≤ 0.050 ppm

法的情報

SUPRAPUR 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