Sodium diphosphate decahydrate for analysis EMSURE
ürün Kodu : 106591.0500Sorunuz!
106591.0500
tetra-Sodium diphosphate GR for analysis
Ürün bilgisi
Grade
ACS,Reag. Ph Eur
Synonyms
tetra-Sodium pyrophosphate, TSPP
Hill Formula
Na4O7P2 * 10 H2O
Chemical formula
Na4P2O7 * 10 H2O
HS Code
2835 39 00
EC number
231-767-1
Molar mass
446.06 g/mol
CAS number
13472-36-1
Kimyasal ve fiziksel veri
Solubility
20 g/l (20 °C) (anhydrous substance)
Melting point
990 °C (anhydrous substance)
Molar mass
446.06 g/mol
Density
1.82 g/cm3 (20 °C)
Bulk density
650 kg/m3
pH value
9.5 - 10.5 (50 g/l, H2O, 20 °C)
Güvenlik bilgisi
Storage class
10 - 13 Other liquids and solids
WGK
WGK 2 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).
Nakliye bilgisi
Declaration (railroad and road) ADR, RID
Kein Gefahrgut
Declaration (transport by sea) IMDG-Code
No Dangerous Good
Declaration (transport by air) IATA-DGR
No Dangerous Good
Toksikolojik veri
LD 50 oral
LD50 rat > 2000 mg/kg
Spesifikasyonlar
Assay (acidimetric)
99.0 - 103.0 %
Insoluble matter
≤ 0.01 %
pH-value (5 %; water, 25 °C)
9.5 - 10.5
Chloride (Cl)
≤ 0.001 %
Ortho phosphate PO4
≤ 0.1 %
Sulphate (SO4)
≤ 0.005 %
Total nitrogen (N)
≤ 0.001 %
Heavy metals (as Pb)
≤ 0.0005 %
Fe (Iron)
≤ 0.0005 %
K (Potassium)
≤ 0.005 %