MT 453-1995 Isolating Compressed Oxygen Respirator

GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 1226-2001 General pressure gauge GB/T 1226-2010 General pressure gauge GB/T 1226-2017 General pressure gauge GB/T 1410-2006 Methods of test for volume resistivity and surface resistivity of solid electrical insulating materials GB 2890-1995 General technical reguirements for filter type respirators GB 2890-2009 Respiratory protection—Non-powered air-purifying respirators GB 2890-2022 Respiratory protection—Non-powered air-purifying gas mask GB/T 2891-1995 Performance test methods for facepiece of filter type respirator GB/T 5099-1994 Seamless steel gas cylinders GB/T 5099.1-2017 Seamless steel gas cylinders—Part 1:Quenched and tempered steel cylinders with tensile strength less than 1 100 MPa GB/T 5099.3-2017 Seamless steel gas cylinders—Part 3:Normalized cylinders GB/T 5099.4-2017 Seamless steel gas cylinders—Part 4:Seamless stainless steel gas cylinders GB 8982-1998 Oxygen supplies for medicine GB/T 8982-2009 Oxygen supplies for medicine and aircraft breathing GB/T 10111-1988 Methods for random sampling by utilizing dices of random number GB/T 10111-2008 Generation of random numbers and procedures applied to sampling inspection for product quality MT 454-1995 Technical specifications for carbon dioxide absorbent used in compressed oxygen respirators and self-rescuer using calcium hydroxide technology MT/T 454-2008 The calcium hydroxide specification for the isolation type oxygen respirator and the self-rescuer GB/T 191-2025 Graphical symbols marking for handling and storage of packages GB/T 8982-2025 Oxygen supplies for medicine and aircraft breathing