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    四甲基氢氧化铵 (TMAH)

    Applied to the semiconductor industry:

    Materials-Chemicals-腐蚀剂

    In stock:

    1000

    Place of origin:

    China-上海市

    Quantity:

    cut back increase

    Price:

    Negotiable
    Transaction guarantee Secured Transactions Online banking to pay

    Consumer Hotline:00864001027270

    Brand:

    Model:

    Own series:Materials-Chemicals-腐蚀剂

     
     
    四甲基氢氧化铵(TMAH)
    四甲基氢氧化铵 (TMAH)
    CAS75-59-2         EINECS:200-882-9       NIOSH/RTECSPA0875000
    UN号:1835          危险品等级:8
    分子式:(CH3)4NOH     分子量:91.15
    含量:电子级2.38%, 20%, 25%;工业级25%等
    包装:ISOtank/1000L/200L清洁桶或依客户要求
    用途: 用于电子行业中硅晶片蚀刻剂、清洗剂、正胶显影剂等

     

    检测项目
    标准
    含量(%)
    25.0±0.1%
    CO32-(Carbonate)
    ≤100ppm
    Cl- (Chloride)
    ≤100ppb
    甲醇残留
    ≤40ppm
    锂Li
    < 5 ppb
    钠Na
    < 10 ppb
    镁Mg
    < 5 ppb
    铝Al
    < 10 ppb
    钾K
    < 10 ppb
    钙Ca
    < 10 ppb
    铬Cr
    < 5 ppb
    锰Mn
    < 5 ppb
    铁Fe
    < 5 ppb
    镍Ni
    < 5 ppb
    钴Co
    < 5 ppb
    铜Cu
    < 5 ppb
    锌Zn
    < 5 ppb
    钼Mo
    < 5 ppb
    镉Cd
    < 5 ppb
    铅Pb
    < 5 ppb
    银Ag
    < 5 ppb
    粒子Particles (≧ 0.5 um)
    <100 pieces/ml
    形态
    液体
    沸点(oC)
    100.0
    凝固点(oC)
    <-25.0
    粘性25oC,cst
    2.8
    比重@ 60oF
    1.022
    闪点(oF)
    >200
    pH
    >13

     

     
     




     
    备注:上表是25%TMAH产品规格单格单, 可根据客户需求定制特殊规格产品。

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