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105108 Potassium dihydrogen phosphate

105108
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Overview

Replacement Information
Replacement InformationIn North America 1.05108.0050 replaces and is identical to 5108-1
In North America 1.05108.0500 replaces and is identical to 5108-2

Key Specifications Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
7778-77-0 231-913-4 H₂KO₄P KH₂PO₄ 136.08 g/mol

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      1051080250
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          1051080500
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              Description
              Catalogue Number105108
              Replaces5108-1; 5108-2; 5108
              Synonymsmono-Potassium orthophosphate, Potassium biphosphate, Potassium phosphate monobasic
              References
              Product Information
              CAS number7778-77-0
              EC number231-913-4
              Hill FormulaH₂KO₄P
              Chemical formulaKH₂PO₄
              Molar Mass136.08 g/mol
              HS Code2835 24 00
              Quality LevelMQ100
              Applications
              ApplicationPotassium dihydrogen phosphate anhydrous 99.995 Suprapur®. CAS No. 7778-77-0, EC Number 231-913-4.
              Biological Information
              Physicochemical Information
              Density2.33 g/cm3 (21.5 °C)
              Melting Point253 °C (decomposition)
              pH value4.2 - 4.6 (20 g/l, H₂O, 20 °C)
              Bulk density1200 kg/m3
              Solubility208 g/l
              Dimensions
              Materials Information
              Toxicological Information
              LD 50 dermalLD50 Rabbit > 4640 mg/kg
              Safety Information according to GHS
              Precautionary Statement(s)P260: Do not breathe dust.
              RTECSTC6615500
              Storage class10 - 13 Other liquids and solids
              WGKWGK 1 slightly hazardous to water
              Disposal14
              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).
              Safety Information
              S PhraseS 22
              Do not breathe dust.
              Product Usage Statements
              Storage and Shipping Information
              StorageStore at +2°C to +30°C.
              Packaging Information
              Transport Information
              Declaration (railroad and road) ADR, RIDKein Gefahrgut
              Declaration (transport by air) IATA-DGRNo Dangerous Good
              Declaration (transport by sea) IMDG-CodeNo Dangerous Good
              Supplemental Information
              Specifications
              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 (SO₄)≤ 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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