Skip to the beginning of the images gallery

Sodium disulfite - For analysis , Premium-Grade Reagents ACS,Reag. Ph Eur, high purity , CAS No.7681-57-4

6 Citations

Ph.Eur.

Premium-Grade Reagents

Suitable for Analysis

ACS

CAS#: 7681-57-4
Formula: Na₂S₂O₅
Molecular Weight: 190.11
EC Number: 231-673-0
PubChem CID: 656671

Item Number

S433805

Grouped product items
SKU	Size	Availability	Price	Qty
S433805-100g	100g	Available within 4-8 weeks(?) Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!	$19.90
S433805-500g	500g	Available within 4-8 weeks(?) Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!	$78.90

Basic Description

Synonyms	Sodium metabisulfite, SO2 58.5% \| Sodium bisulfite anhydrous \| Sodium metabisulfite \| sodium meta-bisulfite \| Sodium pyrosulfite \| UNII-4VON5FNS3C \| EC 231-673-0 \| SODIUM METABISULFITE [WHO-DD] \| Sodium metabisulphite \| Disodium metabisulfite \| DISODIUM P
Specifications & Purity	Premium-Grade Reagents, Suitable for Analysis, ACS, Ph.Eur.
Storage Temp	Room temperature
Shipped In	Normal
Grade	ACS, Ph.Eur., Premium-Grade Reagents, Suitable for Analysis

Names and Identifiers

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
InChi Key	HRZFUMHJMZEROT-UHFFFAOYSA-L
Canonical SMILES	[O-]S(=O)S(=O)(=O)[O-].[Na+].[Na+]
Isomeric SMILES	[O-]S(=O)S(=O)(=O)[O-].[Na+].[Na+]
WGK Germany	1
RTECS	UX8225000
PubChem CID	656671
UN Number	1759
Packing Group	I
Molecular Weight	190.11

Certificates

Certificate of Analysis(COA)

Enter Lot Number to search for COA:

Find and download the COA for your product by matching the lot number on the packaging.

6 results found

Lot Number	Certificate Type	Date	Item
G2401060	Certificate of Analysis	Oct 30, 2023	S433805
K2313143	Certificate of Analysis	Oct 30, 2023	S433805
K2313145	Certificate of Analysis	Oct 30, 2023	S433805
K2313146	Certificate of Analysis	Oct 30, 2023	S433805
K2313147	Certificate of Analysis	Oct 30, 2023	S433805
K2313144	Certificate of Analysis	Jul 07, 2023	S433805

Solubility

650g/L

Boil Point(°C)

150°C

Melt Point(°C)

>300 °C

Safety and Hazards(GHS)

Pictogram(s)	GHS05, GHS07
Signal	Danger
Hazard Statements	H302:Harmful if swallowed H318:Causes serious eye damage H402:Harmful to aquatic life
Precautionary Statements	P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P501:Dispose of contents/container to ... P264:Wash hands [and …] thoroughly after handling. P270:Do not eat, drink or smoke when using this product. P301+P312+P330:IF SWALLOWED: Call a POISON CENTER/ doctor if you feel unwell. Rinse mouth.
WGK Germany	1
RTECS	UX8225000
Class	8

Citations of This Product

1. Zhao Haitao, Bian Guoqing, Xu Xiang, He Weiwei, Zhang Lifen, Cheng Zhenping. (2023) Persistent radical anion of perylene dianhydride: an emerging metal-free photocatalyst for near-infrared photocontrolled RAFT polymerization. Science China-Chemistry, (7): (1-10). [PMID:16710300]
2. Shi-Long Xu, Peng Yin, Lu-Jie Zuo, Shi-Yi Yin, Yue Lin, Wanqun Zhang, Sheng-Qi Chu, Hai-Wei Liang, Xian-Zhu Fu. (2023) Scalable Synthesis of Low-Pt PtCu3 Intermetallic Oxygen Reduction Electrocatalysts via Sulfur-Containing Inorganic Salt-Assisted Strategy. ACS Sustainable Chemistry & Engineering, 11 (32): (12093–12101). [PMID:]
3. Zhenhui Bai, ZhengQi Wang, Jie Jia, Dequn Wu, Xueli Wang, Jianyong Yu, Ruchao Yuan, Faxue Li. (2023) A highly thermostable flame retardant for poly(ethylene terephthalate) and its fabric with satisfactory comprehensive flame retardancy. POLYMER, 283 (126194). [PMID:]
4. Shihua Mai, Yue Ma, Hongsheng Liu, Chao Li, Yuqing Song, Kaizhen Hu, Xinyan Chen, Ying Chen, Wei Zou. (2023) Dynamic Modulation of SO2 Atmosphere for Enhanced Fresh-Keeping of Grapes Using a Novel Starch-Based Biodegradable Foam Packaging. Foods, 12 (11): (2222). [PMID:37297469]
5. Sha Cheng, Cheng Huang, Wen Chen, Pengchao Zhang. (2023) Directional Superspreading of Water Droplets on Grooved Hydrogel Surfaces for Open Microfluidic Platforms. Small Methods, (2300221). [PMID:37254259]
6. Guoguang Chen, Yaxin Zhou, Jie Dai, Shiyu Yan, Wenjun Miao, Lili Ren. (2022) Calcium alginate/PNIPAAm hydrogel with body temperature response and great biocompatibility: Application as burn wound dressing. INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES, 216 (686). [PMID:35817237]

References

1. Zhao Haitao, Bian Guoqing, Xu Xiang, He Weiwei, Zhang Lifen, Cheng Zhenping. (2023) Persistent radical anion of perylene dianhydride: an emerging metal-free photocatalyst for near-infrared photocontrolled RAFT polymerization. Science China-Chemistry, (7): (1-10). [PMID:16710300]
2. Shi-Long Xu, Peng Yin, Lu-Jie Zuo, Shi-Yi Yin, Yue Lin, Wanqun Zhang, Sheng-Qi Chu, Hai-Wei Liang, Xian-Zhu Fu. (2023) Scalable Synthesis of Low-Pt PtCu3 Intermetallic Oxygen Reduction Electrocatalysts via Sulfur-Containing Inorganic Salt-Assisted Strategy. ACS Sustainable Chemistry & Engineering, 11 (32): (12093–12101). [PMID:]
3. Zhenhui Bai, ZhengQi Wang, Jie Jia, Dequn Wu, Xueli Wang, Jianyong Yu, Ruchao Yuan, Faxue Li. (2023) A highly thermostable flame retardant for poly(ethylene terephthalate) and its fabric with satisfactory comprehensive flame retardancy. POLYMER, 283 (126194). [PMID:]
4. Shihua Mai, Yue Ma, Hongsheng Liu, Chao Li, Yuqing Song, Kaizhen Hu, Xinyan Chen, Ying Chen, Wei Zou. (2023) Dynamic Modulation of SO2 Atmosphere for Enhanced Fresh-Keeping of Grapes Using a Novel Starch-Based Biodegradable Foam Packaging. Foods, 12 (11): (2222). [PMID:37297469]
5. Sha Cheng, Cheng Huang, Wen Chen, Pengchao Zhang. (2023) Directional Superspreading of Water Droplets on Grooved Hydrogel Surfaces for Open Microfluidic Platforms. Small Methods, (2300221). [PMID:37254259]
6. Guoguang Chen, Yaxin Zhou, Jie Dai, Shiyu Yan, Wenjun Miao, Lili Ren. (2022) Calcium alginate/PNIPAAm hydrogel with body temperature response and great biocompatibility: Application as burn wound dressing. INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES, 216 (686). [PMID:35817237]

Solution Calculators

Molarity Calculator

Determine the necessary mass, volume, or concentration for preparing a solution.

Dilution Calculator

Determine the dilution needed to prepare a stock solution.