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  1. Welcome to Quzhou Xiecheng Chemical Co., Ltd.!

    products

    R290
    Packing: non-recycled steel cylinder: 13.2lb/6kg,22lb/10kg,
    recycled steel cylinder: 926L
    Physical properties  
    Molecular weight 44.097
    Boiling point(℃) -42.07
    Critical temperature, °C  96.67
    Critical pressure, Mpa     4.25
    Specific heat of liquid, 30°C, [KJ/(kg°C)] 1.64
    ODP  0
    GWP 0.0011
    Quality standard  
    Purity, %   ≥99%
    Moisture ≤20
    Acidity ≤1
    Residue on evaporation ≤800
    Appearance  Odorless and clear
    Odor No odor
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