Octafluoropropane (C3F8) CAS 76-19-7 is used in semiconductor manufacturing,

Product Specification

1. Product Overview

Octafluoropropane (C3F8) is a high-purity fluorine-containing specialty gas, belonging to the perfluorocarbon class of compounds. Due to its high chemical stability, low reactivity, excellent insulating properties, and good plasma characteristics, octafluoropropane is widely used in semiconductor etching, the electronics industry, specialty gas mixing, and scientific research.

High-purity octafluoropropane is a key electronic gas in the advanced manufacturing supply chain, requiring strict control over purity, impurities, moisture, and acidic substances.

2. Product Specifications

Product Name: Octafluoropropane
English Name: Octafluoropropane
Molecular Formula: C3F8
CAS Number: 76-19-7
Grade: 5N (99.999%)
Cylinder Specification: 47L
Net Weight per Cylinder: 40.5 kg/cylinder
Total Quantity: 40 cylinders
Interface Standard: CGA/DISS Outlet CGA660
Certificate Number: 2025111001
Validity Period: 2 years

3. Product quality indicators

C3F8 purity: ≥99.999%
N2: ≤4.0 ppm
O2: ≤1.0 ppm
CO2: ≤0.5 ppm
CO: ≤0.5 ppm
CH4: ≤0.5 ppm
Other fluorocarbon impurities: ≤2.0 ppm
H2O: ≤2.0 ppm
Acidity (as HF): ≤0.1 ppm

The product meets the requirements of 5N electronic grade high-purity gas and is suitable for high-end industrial applications.

4. Typical test results

C3F8 >99.999%; N2 1.27 ppm; O2 0.39 ppm; CO2 <0.05 ppm; CO <0.05 ppm; CH4 <0.05 ppm; other fluorocarbons <0.05 ppm; H2O 0.77 ppm; HF <0.05 ppm.

5. Product Structure Characteristics

① The high stability of the CF bond in the perfluorocarbon
C3F8 molecule gives it excellent chemical inertness.

② Its electron gas properties
provide good etching selectivity and stability in plasma environments.

③ High-purity
semiconductor applications require strict control of oxygen, moisture, metals, and other fluorine-containing impurities.

6. Main Application Areas

① Semiconductor etching gases
are used in plasma etching processes during wafer fabrication.

② The electronics industry
uses them for preparing high-purity electronic gas systems and mixtures.

③ Specialty gases
are used in scientific research, testing, and specialized industrial processes.

④ Their stability is utilized in leak detection and refrigeration-related fields
for specialized industrial applications.

7. Product Features and Advantages

① 5N high-purity grade
, purity ≥99.999%, meeting electronic-grade gas requirements.

② Ultra-low impurity control,
with N2, O2, H2O, HF, and other indicators controlled at the ppm level.

③ Bulk supply capacity:
40 bottles per batch, suitable for industrial customers.

④ Standardized
47L steel cylinder packaging, 40.5kg per bottle, facilitating international shipping.

8. Packaging and Supply Information

Packaging: 47L steel cylinder
; Net weight per cylinder: 40.5kg;
Supply quantity: 40 cylinders
; Interface: CGA660 ;

Available:
- COA (Certificate of Account);
- TDS (Technical Data Sheet);

- SDS (Safety Data Sheet 
 - Export shipping documents.

9. Key Considerations for Procurement in the Russian Market

Customer focus on:
- C3F8 purity grade;
- ppm level impurity control;
- Moisture content;
- HF acidity;
- Cylinder specifications and valve standards;
- Batch stability;
- International transport compliance documentation.

10. FAQ

Q: Where is octafluoropropane mainly used?
A: Mainly used in semiconductor etching, electronic gases, and high-purity industrial gases.

Q: Why is 5N grade octafluoropropane needed?
A: Semiconductor manufacturing is very sensitive to impurities; high-purity gases ensure process stability.

Q: What are the packaging specifications?
A: This product is packaged in 47L steel cylinders, with a net weight of 40.5kg per cylinder.