PRODUCTS
产品展示
Product Name: Preservation Gas
Product type: 20% CO2+80% O2; 20% CO2 + 69% O2 + 11% N2； 50% CO2 + 20% O2 + 30% N2； 40% CO2 + 30% O2 + 30% N2； 60% CO2 + 40% N2