Calcium sulfite (CAS 10257-55-3)

Chinese name: 亚硫酸钙

Calcium sulfite is registered under CAS 10257-55-3. Molecular formula: CAH2O3S+2. Approximate molecular weight: 122.15708. SKYSEVEN Chemical provides industrial chemical sourcing support and free CAS tools for global B2B buyers.

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Physical & identity data

CAS Number	10257-55-3
English name	Calcium sulfite
Chinese name	亚硫酸钙
Molecular formula	CAH2O3S+2
Molecular weight	122.15708
HS code (ref.)	2832200000

Applications (reference)

用作分析试剂,还用于纺织、造纸和制糖工业等

Related products at SKYSEVEN Chemical

No on-catalog product linked yet. Contact sales with CAS 10257-55-3 for availability.

Authority references

• PubChem
• NIST Chemistry WebBook
• CAS Common Chemistry

FAQ

What is CAS 10257-55-3?

Calcium sulfite is identified by CAS Registry Number 10257-55-3. Molecular formula: CAH2O3S+2. SKYSEVEN Chemical provides industrial chemical supply and free CAS lookup tools.

Where can I buy Calcium sulfite?

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

How do I verify CAS 10257-55-3 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.