Kaliumnitrit
Bezeichnung:Kaliumnitrit
CAS-Nr7758-09-0
Englisch Name:POTASSIUM NITRITE
CBNumberCB8694434
SummenformelKNO2
Molgewicht85.1038
MOL-Datei7758-09-0.mol
Synonyma
Kaliumnitrit
Salpetrigsaures Kalium
Kaliumnitrit physikalisch-chemischer Eigenschaften
Schmelzpunkt | 350 °C (dec.)(lit.) |
Siedepunkt | explodes at 537℃ [HAW93] |
Dichte | 1,92 g/cm3 |
Dampfdichte | 2.9 (vs air) |
storage temp. | Store at +5°C to +30°C. |
Löslichkeit | water: soluble0.35 part |
Aggregatzustand | Solid |
Wichte | 1.915 |
Farbe | White to slightly yellow |
Geruch (Odor) | Odorless |
Säure-Base-Indikators(pH-Indikatoren) | 7 - 10 |
PH | 7-10 (50g/l, H2O, 20℃) |
Wasserlöslichkeit | Soluble in water, hot alcohol, liquid NH{3}Soluble in water, alcohol and ammonia. |
Sensitive | Hygroscopic |
Merck | 14,7649 |
Stabilität | Stability Stable, but strong oxidizer - contact with combustible material may lead to fire. Incompatible with strong reducing agents, strong acids, combustible materials, cyanides, ammonium salts. |
CAS Datenbank | 7758-09-0(CAS DataBase Reference) |
EPA chemische Informationen | Potassium nitrite (7758-09-0) |
Kennzeichnung gefährlicher | O,T,N |
R-Sätze: | 8-25-50 |
S-Sätze: | 45-61 |
RIDADR | UN 1488 5.1/PG 2 |
WGK Germany | 2 |
RTECS-Nr. | TT3750000 |
TSCA | Yes |
HS Code | 2834 10 00 |
HazardClass | 5.1 |
PackingGroup | II |
Giftige Stoffe Daten | 7758-09-0(Hazardous Substances Data) |
Toxizität | LD50 orally in rabbits: 108 mg anion/kg, Dollahite, Rowe, Southwest. Vet. 27, 246 (1974) |