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Sodium bisulfite (Sodium hydrogen sulfite)

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Formula: HNaO3S
CAS: 7631-90-5

Identification

Structural Formula
Sodium bisulfite (Sodium hydrogen sulfite)
CAS:
7631-90-5
EINECS:
231-548-0
Molecular Formula:
HNaO3S
MDL:
MFCD00003530
Synonym:
sodium acid sulfite ; fr-62 ; hydrogen sodium sulfite ; pyrosulfite ; sulfurousacid, sodium salt (1:1) ; sodium sulfite (nahso3) ; uantaxsbs ; e 222 ; sodium disulfite ; sodium hydrogen sulfite ; natriumdisulfit ; nahso3 ; hydrogen sulfite sodium ; sodium bisulfite (nahso3) ; bisulfite ; sodium bisulfite ; monosodium sulfite ; sodiumsulhydrate ; sodium acid ; sodium hydrogensulfite ; sodium bisulphite ; disulfite ; sulfurousacid, monosodium salt (8ci,9ci) ; sodiumbisulfite




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Properties for Sodium bisulfite (Sodium hydrogen sulfite)

Molecular Weight:
104.06 g·mol−1
Density:
1.48 g/cm3
Melting point:
150 °C
Solubility:
300 g/L in water
Physical Description:
white powder
Transport Information:
UN 2693
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Hazard Statements

GHS05

GHS05
Corrosive
  • Corrosive to metals, category 1
GHS07

GHS03
Harmful
  • Acute toxicity (oral, dermal, inhalation), category 4
  • Skin irritation, categories 2, 3
  • Eye irritation, category 2A
  • Skin sensitization, category 1
  • Specific target organ toxicity following single exposure, category 3
    - Respiratory tract irritation
    - Narcotic effects
  • Not used
  • with the "skull and crossbones" pictogram
  • for skin or eye irritation if:
  • the "corrosion" pictogram also appears
  • the "health hazard" pictogram is used to indicate respiratory sensitization

Safety & Transport Information

Risk Codes:
R22 - Harmful if swallowed
R31 - Contact with acids liberates toxic gas
R41 - Risk of serious damage to eyes
R52 - Harmful to aquatic organisms
Safety Codes:
S25 - Avoid contact with eyes
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S39 - Wear eye/face protection
S46 - If swallowed, seek medical advice immediately and show this container or label
Hazard Symbols:
Xn
Hazard symbol Xn
Storage temperature :
Store at RT.
RID/ADR certification :
UN 2693
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Alternative Distributors of [Sodium bisulfite (Sodium hydrogen sulfite)]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

Grillo-Werke AG | Ashland Distribution Company, Chemicals | OmegaChem Inc. | Advance Scientific & Chemical, Inc. | BOC Sciences | Pfaltz & Bauer, Inc. | Jinan Great Chemical Co., Ltd. | Mudanjiang Fengda Chemicals Import & Export Corp. | Southern Ionics Incorporated | Scandinavian Formulas, Inc. | Wintersun Chemical | Chem-Impex International, Inc. | Jinan Jinao Chemical Development Co., Ltd. | Shanghai Eagle Chemical Co., Ltd. | Abtonsmart Chemicals Co., Ltd. | Central Drug House (P) Ltd. | Jinan Haohua Industry Co., Ltd. | ARPZ August Ristelhueber Papier & Zellstoff GmbH | HuBei Xing Galaxy Chemical Co., Ltd. | Xiamen Hisunny Chemical Co., Ltd. | Zhejiang Kaili Industrial Co., Ltd. | Wanko Chemical Co., Ltd. | Suryamsh Pharmachem

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