Merck 106346 Sodium dihydrogen phosphate monohydrate for analysis EMSURE® ACS,Reag. Ph Eur CAS No.: 10049-21-5 1 kg

Merck 106346 Sodium dihydrogen phosphate monohydrate for analysis EMSURE® ACS,Reag. Ph Eur CAS No.: 10049-21-5 1 kg

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Merck 106346 Sodium dihydrogen phosphate monohydrate for analysis EMSURE®
Sodium dihydrogen phosphate monohydrate for analysis EMSURE® ACS,Reag. Ph Eur. Sodium dihydrogen phosphate monohydrate CAS No. 10049-21-5, EC Number 231-449-2. 
Description
Catalogue Number 106346
Replaces SX0709; SX0709-5; SX0710; SX0710-1; SX0710-3; SX0710-5; SX0710-20
Product Information
CAS number 10049-21-5
EC number 231-449-2
Grade ACS,Reag. Ph Eur
Hill Formula H₂NaO₄P * H₂O
Chemical formula NaH₂PO₄ * H₂O
Molar Mass 137.99 g/mol
HS Code 2835 22 00
Applications
Application Sodium dihydrogen phosphate monohydrate for analysis EMSURE® ACS,Reag. Ph Eur. Sodium dihydrogen phosphate monohydrate CAS No. 10049-21-5, EC Number 231-449-2. Sodium dihydrogen phosphate monohydrate MSDS (material safety data sheet) or SDS here.
Physicochemical Information
Density 2.04 g/cm3 (20 °C)
pH value 4.1 - 4.5 (50 g/l, H₂O, 25 °C)
Bulk density 880 kg/m3
Solubility 850 g/l
Toxicological Information
LD 50 oral LD50 Rat > 2000 mg/kg
LD 50 dermal LD50 Rabbit > 7940 mg/kg
Safety Information according to GHS
Storage class 10 - 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 14
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
Storage Store at +5 °C to +30 °C.
Specifications
Assay (alkalimetric) 99.0 - 102.0 %
Insoluble matter ≤ 0.01 %
pH-value (5 %; water, 25 °C) 4.1 - 4.5
UV absorption (280 nm; 1 mol/l; 1 cm; water) ≤ 0.05
Chloride (Cl) ≤ 0.0005 %
Sulphate (SO₄) ≤ 0.003 %
Total nitrogen (N) ≤ 0.001 %
Heavy metals (as Pb) ≤ 0.0005 %
Ca (Calcium) ≤ 0.005 %
Fe (Iron) ≤ 0.0005 %
K (Potassium) ≤ 0.005 %
Corresponds to ACS,Reag. Ph Eur
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Merck 106346 Sodium dihydrogen phosphate monohydrate for analysis EMSURE® ACS,Reag. Ph Eur CAS No.: 10049-21-5 1 kg XAP1NJH1CV
Merck 106346 Sodium dihydrogen phosphate monohydrate for analysis EMSURE® ACS,Reag. Ph Eur CAS No.: 10049-21-5 1 kg

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