Sulfurous acid,disodium salt, heptahydrate (9CI) (CAS 10102-15-5)

Chinese name: 七水亚硫酸钠

Sulfurous acid,disodium salt, heptahydrate (9CI) is registered under CAS 10102-15-5. Molecular formula: H14NA2O10S. Approximate molecular weight: 252.142. SKYSEVEN Chemical provides industrial chemical sourcing support and free CAS tools for global B2B buyers.

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Physical & identity data

CAS Number	10102-15-5
English name	Sulfurous acid,disodium salt, heptahydrate (9CI)
Chinese name	七水亚硫酸钠
Molecular formula	H14NA2O10S
Molecular weight	252.142
HS code (ref.)	2933990090

Applications (reference)

用作还原剂、防腐剂、显影保护剂，并用于制硫代硫酸钠等;

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Authority references

• PubChem
• NIST Chemistry WebBook
• CAS Common Chemistry

FAQ

What is CAS 10102-15-5?

Sulfurous acid,disodium salt, heptahydrate (9CI) is identified by CAS Registry Number 10102-15-5. Molecular formula: H14NA2O10S. SKYSEVEN Chemical provides industrial chemical supply and free CAS lookup tools.

Where can I buy Sulfurous acid,disodium salt, heptahydrate (9CI)?

Request a quote on cnchemshop.com. SKYSEVEN Chemical supplies industrial grades with COA/SDS on request for export orders.

How do I verify CAS 10102-15-5 data?

Cross-check PubChem / NIST / CAS Common Chemistry, and use our free CAS lookup tool. Always match CAS on COA and invoice.

Data is for informational reference only. Verify lot-specific values with COA/SDS. Not for medical advice.