CAS 7681-57-4 MFCD00167602-Sodium metabisulfite 偏二亚硫酸钠, ACS级 -LabNovo

Sodium metabisulfite 偏二亚硫酸钠, ACS级

CAS 7681-57-4 MFCD00167602

化学结构图

SMILES: O=S([O-])S(=O)(=O)[O-].[Na+].[Na+]

化学属性

Mol. Formula	Na2O5S2
Mol. Weight	190.11
Melting Point	>300 °C
Density	1.480
TSCA	Yes
Solubility	Freely soluble in water, glycerol. Slightly soluble in alcohol
Boiling Point	150°C
Stability	对湿度和空气敏感

别名和识别编码

Chemical Name	Sodium metabisulfite
MDL Number	MFCD00167602
CAS Number	7681-57-4
Synonym	Sodium metabisulfite {LY} Sodium metabisulfite {} {LY} Sodium metabisulfite {} {} {LY} Sodium metabisulfite {} {} {} {LY} Sodium metabisulfite {} {} {} {} {LY} Sodium metabisulfite {} {} {} {} {} {LY} Sodium metabisulfite {} {} {} {} {} {} {LY} Sodium metabisulfite {} {} {} {} {} {} {} {LY} Sodium metabisulfite {} {} {} {} {} {} {} {} {LY} Sodium metabisulfite {} {} {} {} {} {} {} {} {} {LY} Sodium metabisulfite {} {} {} {} {} {} {} {} {} {} {LY} Sodium metabisulfite {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Sodium metabisulfite {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Sodium metabisulfite {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Sodium metabisulfite {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Sodium metabisulfite {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Sodium metabisulfite {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Sodium metab
EC Number	231-673-0
Merck Number	14,8638
PubChem Substance ID	656671
Chemical Name Translation	偏二亚硫酸钠, ACS级
Wiswesser Line Notation	NA2 S2-O3-Q2
LabNetwork Molecule ID	LN00194236
InChI	InChI=1S/2Na.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)/q2*+1;/p-2
Canonical SMILES	[Na].O=S(O)S(=O)(=O)O

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品牌质保精细包装现货库存一流品牌服务

产品应用

分析用。防腐剂。还原剂。抗氧剂

安全信息

RTECSUX8225000

Safety Statements

S46 If swallowed, seek medical advice immediately and show this container or label 食入时，立即求医并出示容器/标签；
S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后，立即用大量水冲洗并征求医生意见；
S39 Wear eye/face protection 戴眼睛/面孔保护装置；

Risk Statements

R31 Contact with acids liberates toxic gas 与酸接触释放出有毒气体
R22 Harmful if swallowed 吞咽有害
R41 Risk of serious damage to eyes 有严重损伤眼睛的危险

GHS Symbol

Precautionary statements

Signal word

Hazard statements

H318 Causes serious eye damage 严重伤害眼睛
H302 Harmful if swallowed 吞食有害

WGK Germany1

Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves

Hazard Codes Xn

UN Number 2693

Storage condition Store at room temperature, keep dry and cool {LY} Store at room temperature, keep dry and cool {} {LY} Store at room temperature, keep dry and cool {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {} {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature, keep

TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 192 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   24,266,1973

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 115 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   85INA8 "Documentation of the Threshold Limit Values and Biological Exposure
   Indices," 5th ed., Cincinnati, OH, American Conference of Governmental
   Industrial Hygienists, Inc., 1986  Volume(issue)/page/year: 6,1418,1991

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Parenteral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 910 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   RPTOAN Russian Pharmacology and Toxicology (English Translation).
   Translation of FATOAO.  (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey,
   UK)  V.30-    1967-  Volume(issue)/page/year: 31,120,1968

TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Rodent - hamster Ovary
DOSE/DURATION           : 180 ug/L
REFERENCE :
   ENMUDM Environmental Mutagenesis.  (New York, NY)  V.1-9, 1979-87.  For
   publisher information, see EMMUEG.  Volume(issue)/page/year: 7,1,1985

TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 100 mmol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 179,159,1987

TYPE OF TEST            : Sister chromatid exchange
TEST SYSTEM             : Rodent - hamster Ovary
DOSE/DURATION           : 200 ug/L
REFERENCE :
   ENMUDM Environmental Mutagenesis.  (New York, NY)  V.1-9, 1979-87.  For
   publisher information, see EMMUEG.  Volume(issue)/page/year: 7,1,1985

TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 20 gm/kg
SEX/DURATION            : multigenerations
TOXIC EFFECTS :
   Reproductive - Effects on Newborn - stillbirth
REFERENCE :
   FCTXAV Food and Cosmetics Toxicology.  (London, UK)  V.1-19, 1963-81.  For
   publisher information, see FCTOD7.  Volume(issue)/page/year: 10,291,1972

TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 40 gm/kg
SEX/DURATION            : multigenerations
TOXIC EFFECTS :
   Reproductive - Effects on Newborn - weaning or lactation index (e.g., #
   alive at weaning per # alive at day 4)
REFERENCE :
   FCTXAV Food and Cosmetics Toxicology.  (London, UK)  V.1-19, 1963-81.  For
   publisher information, see FCTOD7.  Volume(issue)/page/year: 10,291,1972