Sulfur (CAS 7704-34-9)

Chinese name: 硫磺

Sulfur is registered under CAS 7704-34-9. Molecular formula: S8. Approximate molecular weight: 256.52. SKYSEVEN Chemical provides industrial chemical sourcing support and free CAS tools for global B2B buyers.

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Physical & identity data

CAS Number	7704-34-9
English name	Sulfur
Chinese name	硫磺
Molecular formula	S8
Molecular weight	256.52
Melting point	114℃
Boiling point	445℃
Density	2.36
Flash point	168℃
Water solubility	不溶
Vapor pressure	1mmHg(183.8°C)
HS code (ref.)	28020000

Applications (reference)

一、用于制造制造硫酸、染料和橡胶制品，也用于医药等工业部门 高纯硫供半导体工业用，其他用途同沉降硫

二、广泛用于家用电器、钢制家具、建筑五金及金属制品的高档装饰和保护

三、用于橡胶硫化，制造杀虫剂、硫肥、染料、黑色火药等

四、用于制造硫酸、染料和橡胶制品，也用于制药

五、用于制取多硫化铵和碱金属硫化物，加热硫和蜡的混合物制取硫化氢，实验室制取二氧化硫等

六、用于防治麦类锈病、白粉病、稻瘟病，果树白粉、桃疮痂病及棉花、果树上的红蜘蛛等

七、用于防治森林病害

八、用作橡胶硫化剂，还可用于荧光粉的

Related products at SKYSEVEN Chemical

• Sulfur

Authority references

• PubChem
• NIST Chemistry WebBook
• CAS Common Chemistry

FAQ

What is CAS 7704-34-9?

Sulfur is identified by CAS Registry Number 7704-34-9. Molecular formula: S8. SKYSEVEN Chemical provides industrial chemical supply and free CAS lookup tools.

Where can I buy Sulfur?

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

How do I verify CAS 7704-34-9 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.