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Merck 106580 1000 Sodium Hydrogen Phosphate Dihydrate Gr For Analysis 1 KG.
Merck 106580 1000 Sodium Hydrogen Phosphate Dihydrate Gr For Analysis 1 KG.

Merck 106580 1000 Sodium Hydrogen Phosphate Dihydrate Gr For Analysis 1 KG.

Ürün Kodu:1065801000
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Description
Catalogue Number106580
Replaces1.06580.9057; SX0713; SX0713-5
SynonymsSodium monohydrogen phosphate, Sodium phosphate dibasic
Descriptiondi-Sodium hydrogen phosphate dihydrate
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Product Information
CAS number10028-24-7
EC number231-448-7
Hill FormulaHNa₂O₄P * 2 H₂O
Chemical formulaNa₂HPO₄ * 2 H₂O
Molar Mass177.99 g/mol
HS Code2835 22 00
Quality LevelMQ300
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Physicochemical Information
Density2.1 g/cm3 (20 °C)
Melting Point92.5 °C Elimination of water of crystallisation
pH value9.0 - 9.4 (50 g/l, H₂O, 20 °C)
Bulk density850 - 1000 kg/m3
Solubility93 g/l
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Toxicological Information
LD 50 oralLD50 Rat > 2000 mg/kg
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Safety Information according to GHS
Storage class10 - 13 Other liquids and solids
WGKWGK 1 slightly hazardous to water
Disposal14\nInorganic 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).
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Storage and Shipping Information
StorageStore at +2°C to +30°C.
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Specifications
Assay (acidimetric)≥ 99.5 %
Identitypasses test
pH-value (5 %; water)9.0 - 9.2
Chloride (Cl)≤ 0.001 %
Sulfate (SO₄)≤ 0.005 %
Total nitrogen (N)≤ 0.001 %
Heavy metals (as Pb)≤ 0.001 %
Cu (Copper)≤ 0.0003 %
Fe (Iron)≤ 0.001 %
K (Potassium)≤ 0.005 %
Pb (Lead)≤ 0.001 %

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