资讯动态
空调与冷冻设备用制冷剂截止阀清洁度_阀门标准
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阀对应的制冷剂
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杂质含量
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矿物油含量
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内部水分含量
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氯离子含量
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R22
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≤10
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—
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||
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R407c、R134a
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≤1.2
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≤5
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≤6
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≤0.1
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R410a
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||||
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