Showing 13–19 of 19 results

Bình khí chuẩn H2 1.5% CO2 4.5% N2 20% He 74%

Bình khí chuẩn H2 1.5% CO2 4.5% N2 20% He 74%

Bình khí chuẩn H2 1.8% CO2 4.5% N2 13.5% He 80.2%

Bình khí chuẩn H2 1.8% CO2 4.5% N2 13.5% He 80.2%

Bình khí chuẩn He 60% CO2 8% CO 4% N2 28%

Bình khí chuẩn He 60% CO2 8% CO 4% N2 28%

Bình khí chuẩn N2 10% O2 1% CO2 1.5% He 87.45%

Bình khí chuẩn N2 10% O2 1% CO2 1.5% He 87.45%

Bình khí chuẩn N2 34% He 61% CO2 5%

Bình khí chuẩn N2 34% He 61% CO2 5%

Bình khí chuẩn N2 34% He 61% CO2 5%

Bình khí chuẩn N2 34% He 61% CO2 5%

Bình khí chuẩn N2 60% CO 6% CO2 12% He 22%

Bình khí chuẩn N2 60% CO 6% CO2 12% He 22%