Density |
1.34 g/cm3 (20 °C) |
Melting Point |
133 °C |
pH value |
9 (100 g/l, H₂O, 20 °C) |
Vapor pressure |
<0.1 hPa (20 °C) |
Bulk density |
720 - 760 kg/m3 |
Solubility |
1000 g/l |
LD 50 oral |
LD50 Rat 8471 mg/kg |
LD 50 dermal |
LD50 Rat 8200 mg/kg |
RTECS |
YR6250000 |
Storage class |
10 - 13 Other liquids and solids |
WGK |
WGK 1 slightly hazardous to water |
Disposal |
3 |
Storage |
Store at +15°C to +30°C. |
Assay (ex N) |
99.0 - 100.5 % |
Assay (ex N, calc. on dried substance) |
99.0 - 101.5 % |
Purity (DSC (differential scanning calorimetry)) |
≥ 99.5 % |
Identity (IR-spectrum) |
passes test |
Appearance of solution (10 %; Wasser; colour) |
colourless |
Appearance of solution (10 %; Wasser; clarity) |
clear |
In water insoluble matter |
≤ 0.003 % |
Acidity, Alkalinity |
≤ 0.0005 meq/g |
Melting point (DSC) |
132 - 135 °C |
NH₄ (Ammonium) |
≤ 0.0500 % |
Chloride (Cl) |
≤ 0.0005 % |
Sulfate (SO₄) |
≤ 0.001 % |
Heavy metals (as Pb) |
≤ 0.0004 % |
Biuret |
≤ 0.05 % |
Sulfated ash (600 °C) |
≤ 0.005 % |
Cu (Copper) |
≤ 0.0001 % |
Fe (Iron) |
≤ 0.0001 % |
Pb (Lead) |
≤ 0.0002 % |
Loss on Drying (105°C) |
≤ 1.0 % |
Corresponds to ACS, Reag. Ph Eur |