Sodium Hydrosulfite TCI S0562

Chemical Identity

Other names: Na2S2O4
CAS No.: 7775-14-6
PubChem: CID 24489·SID 87560355
Formula: Na2O4S2
Molecular weight: 174.11 g/mol
Purity: >85.0%(T)
Reference databases: ChEBI·ChemSpider·ECHA·Wikipedia

Full identifiers (IUPAC, SMILES, InChIKey)

SMILES: [O-]S(=O)S(=O)[O-].[Na+].[Na+]
InChIKey: JVBXVOWTABLYPX-UHFFFAOYSA-L

Rp 477.750,00

~~Rp 333.900,00~~ Rp 477.750,00

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Berat 300g

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Sodium hydrosulfite, with the chemical formula Na₂S₂O₂, is a widely used chemical compound in laboratory settings. It serves as a reducing agent and a bleaching agent, making it essential for various synthetic and analytical processes. This reagent is particularly valuable in organic chemistry due to its ability to reduce functional groups, such as aromatic compounds, to simpler forms. Its versatility allows it to be applied in multiple areas of chemical research, including the synthesis of complex molecules and the treatment of industrial waste. Sodium hydrosulfite is also used in water treatment and surface cleaning processes, where its reactivity and solubility make it a practical choice.

One of the key properties that make sodium hydrosulfite a preferred choice is its chemical stability under certain conditions. It is non-toxic and environmentally friendly, which enhances its safety profile in laboratory environments. Additionally, it is relatively easy to handle and dissolve in water, making it suitable for a wide range of applications. Its reactivity with strong oxidizing agents must be carefully managed, but overall, its favorable characteristics contribute to its widespread use in both academic and industrial laboratories. The compound’s ability to function as a mild reducing agent without introducing harmful byproducts further supports its popularity in chemical research.

In Indonesian laboratories, sodium hydrosulfite is commonly used in chemical research, pharmaceutical development, and the processing of chemical materials. Its environmental safety and effectiveness make it a reliable choice for local applications. It is particularly relevant for laboratories that prioritize sustainable and efficient chemical practices. The compound’s role in reducing aromatic compounds and its utility in surface cleaning processes highlight its importance in the Indonesian scientific community.

TCI brochures (PDF)

Reducing Agents 2026-04-06 · p. 8

Related TCI products

Organic synthesis for reducing aromatic compounds to simpler structures due to its mild reducing properties.
Surface cleaning of metal surfaces to remove oxidation and contaminants through its chemical reactivity.
Water treatment processes to neutralize pollutants and improve water quality due to its solubility and reactivity.
Pharmaceutical research for the development of compounds requiring controlled reduction reactions.
Industrial chemical processing for the purification and modification of chemical materials in manufacturing.

Brand	TCI
CAS number	7775-14-6
Molecular formula	—
Purity	—
Category	Chemistry > Synthetic Reagents > Inorganic Salts
Pack sizes	Available in various quantities as per standard laboratory supply
Physical form	White crystalline solid
Storage	Store in a cool, dry place away from strong oxidizing agents

Sodium hydrosulfite should be stored in a cool, dry environment to maintain its chemical stability. It is recommended to keep it in airtight containers to prevent moisture absorption, which can affect its performance. Due to its reactivity with strong oxidizing agents, it should be stored separately from such substances to avoid potential chemical interactions. In laboratory settings, it is important to handle the compound with care, using appropriate personal protective equipment when necessary. Its non-toxic nature makes it relatively safe to handle, but proper storage and handling protocols should still be followed to ensure laboratory safety and the integrity of the chemical.

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