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Merck - 1051080500 - Potassium dihydrogen phosphate

  • MFR SKU: 1051080500
  • ITEM #: 7231035
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ITEM #: 7231035
Potassium dihydrogen phosphate anhydrous 99.995 Suprapur®. CAS No. 7778-77-0, EC Number 231-913-4.
This listing is for 500 g Plastic bottle

Merck - 1051080500 - Potassium dihydrogen phosphate

  • Item #: 7231035
  • MFR SKU: 1051080500
  • Catalogue Number 105108
  • Replaces 5108-1; 5108-2; 5108
  • Synonyms mono-Potassium orthophosphate, Potassium biphosphate, Potassium phosphate monobasic
  • CAS number 7778-77-0
  • EC number 231-913-4
  • Hill Formula HKOP
  • Chemical formula KHPO
  • Molar Mass 136.09 g/mol
  • HS Code 2835 24 00
  • Quality Level MQ100
  • Application Potassium dihydrogen phosphate anhydrous 99.995 Suprapur®. CAS No. 7778-77-0, EC Number 231-913-4.
  • Density 2.33 g/cm3 (21.5 ° C)
  • Melting Point 252.6 ° C (decomposition)
  • pH value 4.2 - 4.6 (20 g/l, HO, 20 ° C)
  • Vapor pressure 4640 mg/kg
  • RTECS TC6615500
  • Storage class 10 - 13 Other liquids and solids
  • WGK WGK 1 slightly hazardous to water
  • Disposal 14
  • Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).
  • Storage Store at +2° C to +30° C.
  • Declaration (railroad and road) ADR, RID Kein Gefahrgut
  • Declaration (transport by air) IATA-DGR No Dangerous Good
  • Declaration (transport by sea) IMDG-Code No Dangerous Good
  • Purity (metallic) ≥ 99.995 %
  • Assay (acidimetric) ≥ 99.5 %
  • Spec. Absorbance A at 260 nm (2 cm, 10%, water) ≤ 0.010
  • Chloride (Cl) ≤ 5 ppm
  • Sulfate (SO) ≤ 30 ppm
  • As (Arsenic) ≤ 0.1 ppm
  • Ba (Barium) ≤ 5.0 ppm
  • Ca (Calcium) ≤ 0.50 ppm
  • Cd (Cadmium) ≤ 0.005 ppm
  • Ce (Cerium) ≤ 0.010 ppm
  • Co (Cobalt) ≤ 0.010 ppm
  • Cu (Copper) ≤ 0.005 ppm
  • Eu (Europium) ≤ 0.010 ppm
  • Fe (Iron) ≤ 0.10 ppm
  • Hg (Mercury) ≤ 0.05 ppm
  • La (Lanthanum) ≤ 0.010 ppm
  • Mg (Magnesium) ≤ 0.50 ppm
  • Mn (Manganese) ≤ 0.010 ppm
  • Na (Sodium) ≤ 20.0 ppm
  • Ni (Nickel) ≤ 0.010 ppm
  • Pb (Lead) ≤ 0.005 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) ≤ 0.005 ppm

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