R431A制冷剂 5kg

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￥560.00 Price drop reminder

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Total ￥560.00

Tags:: 制冷剂

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R431A组成成分
摩尔百分比：R290占78.5743%,R152A占21.4257%
质量百分比：R152A占29%,R290占71%

R431A制冷剂参数

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