Potassium disulfite 焦亚硫酸钾

CAS 16731-55-8 MFCD00167605

化学结构图

16731-55-8
SMILES: [K+].[K+].[O-]S(=O)S([O-])(=O)=O

化学属性

Mol. FormulaO5S2.K2
Mol. Weight222.32
Melting Point190° dec.
TSCAYes

别名和识别编码

Chemical NamePotassium 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 NumberMFCD00167605
EC Number240-795-3
CAS Number16731-55-8
Merck Number14,7645
PubChem Substance ID24847706
Chemical Name Translation焦亚硫酸钾
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分类

  • {SNA} Chemical Synthesis, Inorganic Salts, Potassium, Synthetic Reagents

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

系列性分类


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