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Potassium pyrosulfite - reagent grade,95%, high purity , CAS No.16731-55-8

5 Citations

≥95%

CAS#: 16731-55-8
Formula: K₂S₂O₅
Molecular Weight: 222.32
EC Number: 240-795-3
MDL number: MFCD00167605
PubChem CID: 28019

Item Number

P110489

Grouped product items
SKU	Size	Availability	Price
P110489-25g	25g	In stock	$13.90
P110489-100g	100g	In stock	$17.90
P110489-500g	500g	In stock	$24.90

Basic Description

Synonyms	POTASSIUM METABISULFITE \| 16731-55-8 \| Potassium disulfite \| Potassium pyrosulfite \| Dipotassium pyrosulfite \| Sobisu \| potassium metabisulphite \| Potassium pentaoxodisulfate \| Ins-224 \| Potassium metabisulfite [NF] \| Potassium metabisulfite (e 224) \| 65OE787Q7W \| Dipotassium di
Specifications & Purity	CP, ≥95%
Shipped In	Normal
Grade	CP

INCHI

InChI=1S/2K.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)/q2*+1;/p-2

InChi Key

RWPGFSMJFRPDDP-UHFFFAOYSA-L

Canonical SMILES

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

Isomeric SMILES

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

PubChem CID

28019

UN Number

1759

Packing Group

Molecular Weight

222.32

Certificates

Certificate of Analysis(COA)

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6 results found

Lot Number	Certificate Type	Date	Item
E1907173	Certificate of Analysis	Feb 13, 2023	P110489
I2213082	Certificate of Analysis	Sep 19, 2022	P110489
I2213095	Certificate of Analysis	Sep 17, 2022	P110489
A2220226	Certificate of Analysis	Feb 07, 2022	P110489
A2220221	Certificate of Analysis	Jan 27, 2022	P110489
A2220225	Certificate of Analysis	Jan 27, 2022	P110489

Safety and Hazards(GHS)

Pictogram(s)	GHS05, GHS07
Signal	Danger
Hazard Statements	H315:Causes skin irritation H335:May cause respiratory irritation H318:Causes serious eye damage
Precautionary Statements	P261:Avoid breathing dust/fume/gas/mist/vapors/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of water. P321:Specific treatment (see ... on this label). P405:Store locked up. P501:Dispose of contents/container to ... P264:Wash hands [and …] thoroughly after handling. P271:Use only outdoors or in a well-ventilated area. P304+P340:IF INHALED: Remove person to fresh air and keep comfortable for breathing. P403+P233:Store in a well-ventilated place. Keep container tightly closed. P362+P364:Take off contaminated clothing and wash it before reuse. P264+P265:Wash hands [and …] thoroughly after handling. Do not touch eyes. P305+P354+P338:IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing. P317:Get emergency medical help. P332+P317:If skin irritation occurs: Get medical help. P319:Get medical help if you feel unwell.
Class	8

Citations of This Product

1. Yijie Wu, Xin Wang, Tiantian She, Taozhu Li, Yunheng Wang, Zhe Xu, Xin Jin, Haiou Song, Shaogui Yang, Shiyin Li, Shicheng Yan, Huan He, Limin Zhang, Zhigang Zou. (2023) Iron 3D-Orbital Configuration Dependent Electron Transfer for Efficient Fenton-Like Catalysis. Small, 20 (2): (2306464). [PMID:37658488]
2. Yifan Liu, Jiazuo Zhou, Yudong Li, Ziyao Wang, Xiaohan Sun, Haiyue Yang, Chengyu Wang. (2023) Intermittent Exothermic and Self-Healing Hydrated Salt Gels for Advanced Thermal Management of Underfloor Radiant Heating System. Small, 19 (50): (2305134). [PMID:37626457]
3. Kongming Fan, Yan Li, Qiaofeng Fu, Jinmin Wang, Yong Lin, Linyu Qiu, Li Ran, Junli Yang, Chunyan Yang. (2023) Bio-Assay-Guided Isolation of Fractions and Constituents with Antioxidant and Lipid-lowering Activity from Allium cepa. Antioxidants, 12 (7): (1448). [PMID:37507986]
4. Ruiying Li, J. Paul Chen, Viatcheslav Freger. (2023) A new fabrication approach for mixed matrix membrane fabricated with interstitially sealed MOF nanoparticles. JOURNAL OF MEMBRANE SCIENCE, 671 (121357). [PMID:]
5. Shi MingYue, Jiang LiJie, Yu ChaoJie, Dong XiaoRu, Yu QingYu, Yao MengMeng, He ShaoShuai, Yue ZhiWei, Yao FangLian, Zhang Hong, Sun Hong, Li JunJie. (2022) A robust polyacrylic acid/chitosan cryogel for rapid hemostasis. Science China-Technological Sciences, 65 (5): (1029-1042). [PMID:]

References

1. Yijie Wu, Xin Wang, Tiantian She, Taozhu Li, Yunheng Wang, Zhe Xu, Xin Jin, Haiou Song, Shaogui Yang, Shiyin Li, Shicheng Yan, Huan He, Limin Zhang, Zhigang Zou. (2023) Iron 3D-Orbital Configuration Dependent Electron Transfer for Efficient Fenton-Like Catalysis. Small, 20 (2): (2306464). [PMID:37658488]
2. Yifan Liu, Jiazuo Zhou, Yudong Li, Ziyao Wang, Xiaohan Sun, Haiyue Yang, Chengyu Wang. (2023) Intermittent Exothermic and Self-Healing Hydrated Salt Gels for Advanced Thermal Management of Underfloor Radiant Heating System. Small, 19 (50): (2305134). [PMID:37626457]
3. Kongming Fan, Yan Li, Qiaofeng Fu, Jinmin Wang, Yong Lin, Linyu Qiu, Li Ran, Junli Yang, Chunyan Yang. (2023) Bio-Assay-Guided Isolation of Fractions and Constituents with Antioxidant and Lipid-lowering Activity from Allium cepa. Antioxidants, 12 (7): (1448). [PMID:37507986]
4. Ruiying Li, J. Paul Chen, Viatcheslav Freger. (2023) A new fabrication approach for mixed matrix membrane fabricated with interstitially sealed MOF nanoparticles. JOURNAL OF MEMBRANE SCIENCE, 671 (121357). [PMID:]
5. Shi MingYue, Jiang LiJie, Yu ChaoJie, Dong XiaoRu, Yu QingYu, Yao MengMeng, He ShaoShuai, Yue ZhiWei, Yao FangLian, Zhang Hong, Sun Hong, Li JunJie. (2022) A robust polyacrylic acid/chitosan cryogel for rapid hemostasis. Science China-Technological Sciences, 65 (5): (1029-1042). [PMID:]

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