Millipore Sigma Vibrant Logo
Attention: We have moved. EMD Millipore products are no longer available for purchase on emdmillipore.com.Learn More

106342 Sodium dihydrogen phosphate dihydrate

for analysis EMSURE® Reag. Ph Eur

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

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

CAS #: 13472-35-0 EC Number: 231-449-2 Molar Mass: 156.00 g/mol Chemical Formula: NaH₂PO₄ * 2 H₂O Hill Formula: H₂NaO₄P * 2 H₂O Grade: Reag. Ph Eur
View Products on Sigmaaldrich.com
106342
Purchase on Sigma-Aldrich

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

Products

Catalog NumberPackaging Qty/Pack
1063420250 Plastic bottle 250 g
1063421000 Plastic bottle 1 kg
1063422500 Plastic bottle 2.5 kg
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.
Global Trade Item Number
Catalog Number GTIN
1063420250 04022536869476
1063421000 04022536869766
1063422500 04022536869483