Melting point :-16 °C
Boiling point :111 °C
Density :1.25 g/mL at 20 °C
vapor pressure :17.5 mmHg ( 20 °C)
refractive index :1.3870
storage temp. :2-8°C
solubility :Methanol (Slightly), Water (Slightly)
form :Solution
color :Light yellow
Specific Gravity :1.209
Odor :pale greenish to yel. liq., chlorine bleach odor
Water Solubility :decomposes.
Merck :14,8628
Exposure limits :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
Stability :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℃
CAS DataBase Reference :7681-52-9(CAS DataBase Reference)
EPA Substance Registry System :Sodium hypochlorite (7681-52-9)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501 H410 Very toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 1 Warning P273, P391, P501
Precautionary statements:	P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P363 Wash contaminated clothing before reuse.