根据 60335-2-24 7.1 的要求:
– the total mass of the refrigerant;
– for a single component refrigerant, at least one of the following:
? the chemical name;
? the chemical formula;
? the refrigerant number;
– for a blended refrigerant, at least one of the following:
? the chemical name and nominal proportion of each of the components;
? the chemical formula and nominal proportion of each of the components;
? the refrigerant number and nominal proportion of each of the components;
? the refrigerant number of the refrigerant blend;
– the chemical name or refrigerant number of the principal component of the insulation blowing gas.
可见,需要标明制冷剂的重量。