AMMONIUM DIHYDROGEN PHOSPHATE

Analysis Note

Purity (metallic): ≥ 99.99 %
Assay (acidimetric): ≥ 99 %
Nitrate (NO₃): ≤ 5 ppm
Sulfate (SO₄): ≤ 50 ppm
As (Arsenic): ≤ 0.2 ppm
Ba (Barium): ≤ 2.0 ppm
Ca (Calcium): ≤ 0.10 ppm
Cd (Cadmium): ≤ 0.010 ppm
Ce (Cerium): ≤ 0.01 ppm
Co (Cobalt): ≤ 0.010 ppm
Cr (Chromium): ≤ 0.010 ppm
Cs (Cesium): ≤ 50 ppm
Cu (Copper): ≤ 0.010 ppm
Fe (Iron): ≤ 0.10 ppm
Hg (Mercury): ≤ 0.05 ppm
K (Potassium): ≤ 10 ppm
La (Lanthanum): ≤ 0.010 ppm
Li (Lithium): ≤ 1.0 ppm
Mg (Magnesium): ≤ 0.10 ppm
Mn (Manganese): ≤ 0.010 ppm
Na (Sodium): ≤ 10 ppm
Ni (Nickel): ≤ 0.010 ppm
Pb (Lead): ≤ 0.010 ppm
Rb (Rubidium): ≤ 10 ppm
Sm (Samarium): ≤ 0.010 ppm
Sr (Strontium): ≤ 0.10 ppm
Tl (Thallium): ≤ 0.01 ppm
Y (Yttrium): ≤ 0.010 ppm
Yb (Ytterbium): ≤ 0.010 ppm
Zn (Zinc): ≤ 0.010 ppm

Legal Information

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

Molecular Weight: 115.03. Empirical Formula: H₆NO₄P. linearFormula: (NH₄)H₂PO₄. grade: for inorganic trace analysis. Quality Level: 100. vapor pressure: 0.066 hPa ( 125 °C). Assay: 99.99%. form: solid. potency: 5750 . mg/kg LD₅₀, oral (Rat), >. 7940 . mg/kg LD₅₀, skin (Rabbit). pH: 3.8-4.4 (20 . °C, 50 . g/L in H₂O). mp: 190 . °C. solubility: 368 . g/L. density: 1.80 . g/cm³ . at 20 . °C. bulk density: 800‑. 1100 . kg/m³. storage temp.: 2-30°C. InChI: 1S/H3N.H3O4P/c. 1-5(2,3)4/h1H3. (H3,1,2,3,4). InChI key: LFVGISIMTYGQHF-UHFFFAOYSA-N. Storage Class Code: 13 - Non Combustible Solids. WGK: WGK 1. Flash Point(F): Not applicable. Flash Point(C): Not applicable.