产品名称
Sodium hydroxide pellets (low chloride), for analysis EMPARTA® ACS
grade
ACS reagent
Quality Segment
product line
EMPARTA®
assay
99%
form
solid
pH
> 14 (20 °C, 100 g/L)
bp
1,390 °C/1,013 hPa
mp
318 °C
solubility
water: soluble 1,090 g/L at 20 °C
density
2.13 g/cm3 at 20 °C
anion traces
chloride (Cl-): 0.005%, phosphate (PO43-): 0.001%, sulfate (SO42-): 0.003%
cation traces
Ca: 0.005%, Fe: 0.001%, K: 0.05%, Mg: 0.002%, N: 0.001%, Ni: 0.001%, heavy metals (as Pb): 0.002%
storage temp.
20-25°C
SMILES string
[OH-].[Na+]
InChI
1S/Na.H2O/h;1H2/q+1;/p-1
InChI key
HEMHJVSKTPXQMS-UHFFFAOYSA-M
Packaging
1.93102.0521: 500G, Minimum order quantity: 20
Legal Information
EMPARTA is a registered trademark of Merck KGaA, Darmstadt, Germany
signalword
Danger
hcodes
Hazard Classifications
Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
存储类别
8B - Non-combustible corrosive hazardous materials