Sodium benzoate(CAS#532-32-1)

Molecular Formula	C7H5NaO2
Molar Mass	144.10317
Density	1,44 g/cm3
Melting Point	>300 °C (lit.)
Boling Point	249.3°C at 760 mmHg
Flash Point	>100°C
Water Solubility	soluble
Solubility	Soluble in water, slightly soluble in alcohol, 1g soluble in 1 · 8ml of water, 1 · 4ml of boiling water, about 75ml of ethanol, 50ml of mixed solution (47 · 5ml of ethanol and 3 · 7ml of water).
Vapor Presure	0Pa at 20℃
Appearance	White crystalline powder
Color	White
Merck	14,8582
BRN	3572467
pKa	4.03[at 20 ℃]
PH	7.0-8.5 (25℃, 1M in H2O)
Storage Condition	room temp
Stability	Stable, but may be moisture senstive. Incompatible with strong oxidizing agents, alkalis, mineral acids.
Sensitive	Easily absorbing moisture
MDL	MFCD00012463
Physical and Chemical Properties	White crystalline or granular properties, or colorless powder, with a sweet astringent taste. soluble in water and ethanol, glycerol, methanol.
Use	Mainly used as food preservatives, also used in pharmaceutical products, dyes, etc

Product Detail

Hazard Symbols	Xi – Irritant
Risk Codes	R36/37/38 – Irritating to eyes, respiratory system and skin. R62 – Possible risk of impaired fertility R63 – Possible risk of harm to the unborn child R68 – Possible risk of irreversible effects R36 – Irritating to the eyes
Safety Description	S24/25 – Avoid contact with skin and eyes. S36 – Wear suitable protective clothing. S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany	1
RTECS	DH6650000
TSCA	Yes
HS Code	29163100
Toxicity	LD50 orally in rats: 4.07 g/kg (Smyth, Carpenter)