Millipore Sigma Vibrant Logo

104877 Potassium dihydrogen phosphate

for analysis (<= 0.005% Na) EMSURE® ACS,ISO,Reag. Ph Eur

Potassium dihydrogen phosphate MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: mono-Potassium orthophosphate, Potassium biphosphate, Potassium phosphate monobasic

CAS #: 7778-77-0 EC Number: 231-913-4 Molar Mass: 136.09 g/mol Chemical Formula: KH₂PO₄ Hill Formula: H₂KO₄P Grade: ACS,ISO,Reag. Ph Eur
View Products on Sigmaaldrich.com
104877
View Pricing & Availability

Overview

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar MassGrade Value
7778-77-0231-913-4H₂KO₄PKH₂PO₄136.09 g/molACS,ISO,Reag. Ph Eur

Pricing & Availability

Catalogue Number AvailabilityPackaging Qty/Pack Price Quantity
1.04877.1000
—
Limited Availability Limited Availability
In Stock 
Discontinued
Limited Quantities Available
Availability to be confirmed
    Remaining : Will advise
      Remaining : Will advise
      Will advise
      Contact Customer Service
      Contact Customer Service

      		 Plastic bottle 1 kg
      Price could not be retrieved
      Minimum Quantity is a multiple of
      Maximum Quantity is
      Upon Order Completion More Information
      You Saved ()
       
      —
      Request Pricing
      		 —
      Add To Favorites
      1.04877.9025
      —
      Limited Availability Limited Availability
      In Stock 
      Discontinued
      Limited Quantities Available
      Availability to be confirmed
        Remaining : Will advise
          Remaining : Will advise
          Will advise
          Contact Customer Service
          Contact Customer Service

          		 Fibre carton 25 kg
          Price could not be retrieved
          Minimum Quantity is a multiple of
          Maximum Quantity is
          Upon Order Completion More Information
          You Saved ()
           
          —
          Request Pricing
          		 —
          Add To Favorites
          Description
          Catalogue Number104877
          Synonymsmono-Potassium orthophosphate, Potassium biphosphate, Potassium phosphate monobasic
          Product Information
          CAS number7778-77-0
          EC number231-913-4
          GradeACS,ISO,Reag. Ph Eur
          Hill FormulaH₂KO₄P
          Chemical formulaKH₂PO₄
          Molar Mass136.09 g/mol
          HS Code2835 24 00
          Quality LevelMQ300
          Physicochemical Information
          Density2.33 g/cm3 (21.5 °C)
          Melting Point252.6 °C (decomposition)
          pH value4.2 - 4.6 (20 g/l, H₂O, 20 °C)
          Vapor pressure<0.1 hPa (25 °C)
          Bulk density1200 kg/m3
          Solubility208 g/l
          Toxicological Information
          LD 50 dermalLD50 Rabbit > 4640 mg/kg
          Safety Information according to GHS
          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).
          Storage and Shipping Information
          StorageStore at +2°C to +30°C.
          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
          Specifications
          Assay (alkalimetric)≥ 99.0 %
          Assay (alkalimetric, calculated on dried substance)98.0 - 100.5 %
          Assay (alkalimetric; dried substance)≥ 99.5 %
          Identitypasses test
          Appearance of solutionpasses test
          Insoluble matter≤ 0.01 %
          pH-value (5 %; water, 25 °C)4.2 - 4.5
          Chloride (Cl)≤ 0.0005 %
          Sulfate (SO₄)≤ 0.003 %
          Total nitrogen (N)≤ 0.001 %
          Heavy metals (as Pb)≤ 0.0010 %
          Heavy metals (ACS)≤ 0.001 %
          As (Arsenic)≤ 0.0002 %
          Fe (Iron)≤ 0.0010 %
          Na (Sodium)≤ 0.005 %
          Reducing substancespasses test
          Loss on drying (130 °C)≤ 0.2 %
          Corresponds to ACS,ISO,Reag. Ph Eur
          Global Trade Item Number
          Catalogue Number GTIN
          1.04877.1000 04022536056265
          1.04877.9025 04022536734507