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106342 Sodium dihydrogen phosphate dihydrate

106342
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Overview

Replacement Information

Key Specifications Table

CAS #EC NumberHill FormulaChemical FormulaMolar MassGrade Value
13472-35-0231-449-2H₂NaO₄P * 2 H₂ONaH₂PO₄ * 2 H₂O156.00 g/molReag. Ph Eur

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      1063421000
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          1063422500
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              Description
              Catalogue Number106342
              Synonymsmono-Sodium orthophosphate, Sodium biphosphate, Sodium phosphate monobasic
              References
              Product Information
              CAS number13472-35-0
              EC number231-449-2
              GradeReag. Ph Eur
              Hill FormulaH₂NaO₄P * 2 H₂O
              Chemical formulaNaH₂PO₄ * 2 H₂O
              Molar Mass156.00 g/mol
              HS Code2835 22 00
              Quality LevelMQ300
              Applications
              Biological Information
              Physicochemical Information
              Density1.915 g/cm3 (20 °C)
              Melting Point60 °C
              pH value4.0 - 4.5 (50 g/l, H₂O, 25 °C)
              Bulk density1000 kg/m3
              Solubility850 g/l
              Dimensions
              Materials Information
              Toxicological Information
              LD 50 oralLD50 Rat 8290 mg/kg
              LD 50 dermalLD50 Rabbit > 7940 mg/kg
              Safety Information according to GHS
              RTECSWA1900500
              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
              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
              Identitypasses test
              Appearance of solutionpasses test
              Assay (alkalimetric, calculated on dried substance)99.0 - 100.5 %
              In water insoluble matter (calculated on dried substance)≤ 0.15 %
              pH-value (1 %, water)4.1 - 5.0
              pH-value (5 %; water)4.2 - 4.5
              Chloride (Cl)≤ 0.0005 %
              Fluoride (F)≤ 0.001 %
              Total nitrogen (as N)≤ 0.001 %
              Hydrogenphosphate (HPO₄)≤ 0.5 %
              Sulfate (SO₄)≤ 0.01 %
              Heavy metals (as Pb)≤ 0.0005 %
              Al, Ca and other elements detectable with ammoniapasses test
              As (Arsenic)≤ 0.00005 %
              Ca (Calcium)≤ 0.005 %
              Cd (Cadmium)≤ 0.0001 %
              Co (Cobalt)≤ 0.005 %
              Cu (Copper)≤ 0.005 %
              Fe (Iron)≤ 0.001 %
              Hg (Mercury)≤ 0.0001 %
              K (Potassium)≤ 0.005 %
              Mg (Magnesium)≤ 0.005 %
              Ni (Nickel)≤ 0.005 %
              Pb (Lead)≤ 0.0004 %
              Zn (Zinc)≤ 0.025 %
              Substances reducing potassium permanganate (as O)passes test
              Loss on drying (130 °C)21.5 - 24.0 %
              Corresponds to Reag. Ph. Eur.