Titriplex II Gr For Analysis
ürün Kodu : 108418.1000Sorunuz!
108418.1000
Titriplex® III GR for analysis
Ürün bilgisi
Grade
ACS,ISO,Reag. Ph Eur
Synonyms
Disodium dihydrogen ethylenediaminetetraacetate, Ethylenediaminetetraacetic acid disodium salt
Hill Formula
C10H14N2Na2O8* 2 H2O
Chemical formula
C10H14N2Na2O8* 2 H2O
HS Code
2922 49 85
Molar mass
372.24 g/mol
CAS number
6381-92-6
Kimyasal ve fiziksel veri
Solubility
100 g/l (20 °C)
Melting point
110 °C Elimination of water of crystallisation
Molar mass
372.24 g/mol
Bulk density
700 kg/m3
pH value
4 - 5 (50 g/l, H2O, 20 °C)
Güvenlik bilgisi
RTECS
AH4410000
Storage class
10 - 13 Other liquids and solids
WGK
WGK 2 water endangering
Disposal
3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Toksikolojik veri
LD 50 oral
LD50 rat > 2000 mg/kg
Spesifikasyonlar
Assay (complexometric; calculated as dihydrate)
99.0 - 101.0 %
Identity
- IR-spectrum
conforms
- Complexation
conforms
- sodium
conforms
Appearance
black to almost black, crystalline powder
Appearance of solution (50 g/l; water)
Clear and not more intense than reference solution B9
pH (50 g/l; water)
4.0 - 5.0
In water insoluble matter
≤ 0.003 %
Chloride (Cl)
≤ 0.004 %
Sulfate (SO4)
≤ 0.01 %
Cyanide (CN)
≤ 0.001 %
Heavy metals (as Pb)
≤ 0.0005 %
Ca (Calcium)
conforms
Cu (Copper)
≤ 0.0001 %
Fe (Iron)
≤ 0.0005 %
Pb (Lead)
≤ 0.001 %
Nitrilotriacetic acid (HPLC)
≤ 0.05 %
Loss on drying (150 °C; 6 h)
8.7 - 11.4 %