Octamethylcyclotetrasiloxane 556-67-2

Safety Information

Statements

Melting point:17-18 °C (lit.)

Boiling point:175-176 °C (lit.)

Density 0.956 g/mL at 25 °C (lit.)

vapor density 1 (vs air)

vapor pressure 1.32hPa at 25℃

refractive index n20/D 1.396(lit.)

Flash point:140 °F

storage temp. Store below +30°C.

solubility <0.001g/l Hydrolysis

form liquid

Specific Gravity0.956

color colorless

explosive limit0.4-11.7%(V)

Water Solubility INSOLUBLE

Sensitive Moisture Sensitive

Merck 14,6747

BRN 1787074

Dielectric constant2.4(20℃)

InChIKeyHMMGMWAXVFQUOA-UHFFFAOYSA-N

LogP6.98 at 21.7℃

Symbol(GHS)

GHS02,GHS08,GHS09

Signal word Warning

Hazard statements H226-H361f-H410

Precautionary statements P202-P210-P233-P240-P273-P308+P313

Hazard Codes Xn

Risk Statements 53-62-10

Safety Statements 36/37-46-51-61

RIDADR UN 1993 3/PG 3

WGK Germany 1

RTECS GZ4397000

TSCA Yes

HazardClass 3

PackingGroup III

HS Code 29319090

ToxicityLD50 oral in rat: 1540mg/kg