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Sodium hydrogen sulfite

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Formula: HNaO3S
CAS: 7631-90-5
search Element: hydrogen sulfite sodium
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Identification

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




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Dayang Chem (Hangzhou) Co.,Ltd.
DC21398556
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Prices & Availability




Data is processed


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Properties for 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 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 | Tianjin Hebaimei Chemcials Co., Ltd. | Shanxi Bohongxin Chemicals Co., Ltd. | Jinan Haohua Industry Co., Ltd. | Wanko Chemical Co., Ltd.

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