Sodium bisulfite CAS#7631-90-5

CAS Number: 7631-90-5
Chemical Formula: HNaO3S
Synonyms:

SODIUM BISULPHITE
SODIUM BISULFITE
SODIUM ACID SULFITE

Appearance: White Powder

MOQ (Minimum Order Quantity): 1 FCL (Full Container Load)

Contact Now E-Mail Telephone WhatsApp

Product Details

Sodium bisulfite CAS#7631-90-5

Sodium hydrogensulfite is an inorganic sodium salt having hydrogensulfite as the counterion. It has a role as a mutagen and an allergen. It is an inorganic sodium salt and a sulfite salt. It contains a hydrogensulfite.

Sodium bisulfite Chemical Properties

Melting point	150 °C
density	1.48
vapor pressure	40 hPa ( 20 °C)
storage temp.	Store at RT.
solubility	300 g/L
form	Powder/Solid
color	White
Specific Gravity	1.48
Odor	Slight odor of sulfur dioxide
PH	4.5 (20°C in H2O)
Water Solubility	300 g/L
Merck	13,8660
Stability:	Stable. Incompatible with strong oxidizing agents, strong acids.
Cosmetics Ingredients Functions	PRESERVATIVE REDUCING HAIR WAVING OR STRAIGHTENING ANTIOXIDANT
InChI	1S/Na.H2O3S/c;1-4(2)3/h;(H2,1,2,3)/q+1;/p-2
InChIKey	DWAQJAXMDSEUJJ-UHFFFAOYSA-M
SMILES	[Na+].OS([O-])=O
CAS DataBase Reference	7631-90-5(CAS DataBase Reference)
EPA Substance Registry System	Sodium bisulfite (7631-90-5)

Safety Information

Hazard Codes	Xn
Risk Statements	22-31-41-52
Safety Statements	26-39-46-25
RIDADR	UN 2693
OEB	B
OEL	TWA: 5 mg/m3
WGK Germany	1
RTECS	UX8225000
TSCA	TSCA listed
HazardClass	9
PackingGroup	III
HS Code	28321000
Storage Class	13 - Non Combustible Solids
Hazard Classifications	Acute Tox. 4 Oral
Hazardous Substances Data	7631-90-5(Hazardous Substances Data)
Toxicity	LD50 i.v. in rats: 115 mg/kg (Hoppe, Goble)

Product Application of Sodium bisulfite CAS#7631-90-5

Sodium Bisulfite is a preservative that exists as a powder, with a solubility of 1 g in 4 ml of water. it prevents discoloration and inhib- its bacterial growth. it is used in dried fruit to inhibit browning and maintain the bright color. it is found in reconstituted lemon juice. see sulfur dioxide.

Fact Factory and Equipment Show

Gardenia Yellow#94238-00-3