Natriumhypochlorit
Bezeichnung:Natriumhypochlorit
CAS-Nr7681-52-9
Englisch Name:Sodium hypochlorite
CBNumberCB1705333
SummenformelClNaO
Molgewicht74.44
MOL-Datei7681-52-9.mol
Synonyma
Natriumhypochlorit
Natriumoxichlorid
Natronbleichlauge
Natriumhypochlorit physikalisch-chemischer Eigenschaften
Schmelzpunkt | -16 °C |
Siedepunkt | 111 °C |
Dichte | 1.25 g/mL at 20 °C |
Dampfdruck | 17.5 mmHg ( 20 °C) |
Brechungsindex | 1.3870 |
storage temp. | 2-8°C |
Löslichkeit | Methanol (Slightly), Water (Slightly) |
Aggregatzustand | Solution |
Farbe | Light yellow |
Wichte | 1.209 |
Geruch (Odor) | pale greenish to yel. liq., chlorine bleach odor |
Wasserlöslichkeit | decomposes. |
Merck | 14,8628 |
Expositionsgrenzwerte | ACGIH: Ceiling 2 mg/m3 OSHA: TWA 2 mg/m3 NIOSH: IDLH 10 mg/m3; Ceiling 2 mg/m3 |
Dielectric constant | 6.7(Ambient) |
BCS Class | 1 |
Stabilität | Stable. Contact with acids releases poisonous gas ( chlorine ). Light sensitive. Incompatible with strong acids, amines, ammonia, ammonium salts, reducing agents, metals, aziridine, methanol, formic acid, phenylacetonitrile. |
LogP | -3.42 at 20℃ |
Kennzeichnung gefährlicher | C,Xi,N |
R-Sätze: | 31-34-36/38-36/37/38-50 |
S-Sätze: | 26-36/37/39-45-50A-28A-36-61-50-28 |
RIDADR | UN 1791 8/PG 3 |
WGK Germany | 2 |
RTECS-Nr. | NH3486300 |
TSCA | Yes |
HazardClass | 8 |
PackingGroup | III |
HS Code | 28289000 |
Giftige Stoffe Daten | 7681-52-9(Hazardous Substances Data) |
Toxizität | Skin contact with the solid hypochlorite pentahydrate or its concentrated solution can cause irritation. Ingestion may cause corrosion of mucous membranes and gastric perforation. |