CAS 16731-55-8 MFCD00167605-Potassium disulfite 焦亚硫酸钾 TAO{mole}

Potassium disulfite 焦亚硫酸钾

CAS 16731-55-8 MFCD00167605

化学结构图

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

化学属性

Mol. Formula	O5S2.K2
Mol. Weight	222.32
Melting Point	190° dec.
TSCA	Yes

别名和识别编码

Chemical Name	Potassium disulfite
Synonym	Pyrosulfurous acid, dipotassium salt Potassium pyrosulfite Disulfurous acid, dipotassium salt Dipotassium metabisulfite Potassium disulfite 焦亚硫酸钾 Potassium metabisulfite Dipotassium disulfite
MDL Number	MFCD00167605
EC Number	240-795-3
CAS Number	16731-55-8
Merck Number	14,7645
PubChem Substance ID	24847706
Chemical Name Translation	焦亚硫酸钾

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安全信息

GHS Symbol

Precautionary statements

P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
P305+P351+P338

Signal word Warning

Hazard statements

H315 Causes skin irritation 会刺激皮肤
H319 Causes serious eye irritation 严重刺激眼睛
H335 May cause respiratory irritation 可能导致呼吸道刺激

WGK Germany1

RTECSTT4920000

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

Safety Statements

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；
S36 Wear suitable protective clothing 穿戴适当的防护服；
S37 Wear suitable gloves 戴适当手套；

Risk Statements

R31 Contact with acids liberates toxic gas 与酸接触释放出有毒气体
R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性

Storage condition Air Sensitive

Hazard Codes Xi

TYPE OF TEST            : Unscheduled DNA synthesis
ROUTE OF EXPOSURE       : Oral
TEST SYSTEM             : Rodent - rat
DOSE/DURATION           : 400 mg/kg
REFERENCE :
   JJCREP Japanese Journal of Cancer Research. (Elsevier Science Pub. BV, POB
   211, 1000 AE Amsterdam, Netherlands)  V.76-    1985-
   Volume(issue)/page/year: 80,424,1989

TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 35 gm/kg
SEX/DURATION            : female 49 day(s) pre-mating
                          female 1-21 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight
   gain)
REFERENCE :
   CRSBAW Comptes Rendus des Seances de la Societe de Biologie et de Ses
   Filiales.  (SPPIF, B.P.22, F-41353 Vineuil, France)  V.1-    1849-
   Volume(issue)/page/year: 172,470,1978