Sodium hydrogen phosphate dihydrate for analysis EMSURE
ürün Kodu : 106580.1000Sorunuz!
106580.1000
di-Sodium hydrogen phosphate GR for analysis
Ürün bilgisi
Synonyms
Sodium monohydrogen phosphate, Sodium phosphate dibasic
Hill Formula
HNa2O4P * 2 H2O
Chemical formula
Na2HPO4 * 2 H2O
HS Code
2835 22 00
EC number
231-448-7
Molar mass
177.99 g/mol
CAS number
10028-24-7
Kimyasal ve fiziksel veri
Solubility
93 g/l (20 °C)
Melting point
92.5 °C Elimination of water of crystallisation
Molar mass
177.99 g/mol
Density
2.1 g/cm3 (20 °C)
Bulk density
850 - 1000 kg/m3
pH value
9.0 - 9.4 (50 g/l, H2O, 20 °C)
Güvenlik bilgisi
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).
Toksikolojik veri
LD 50 oral
LD50 rat 17000 mg/kg
Spesifikasyonlar
Assay (acidimetric)
≥ 99.5 %
Identity
passes test
pH-value (5 %; water)
9.0 - 9.2
Chloride (Cl)
≤ 0.001 %
Sulphate (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 %