中国普通话对白videos-中国欧美日韩一区二区三区-中国女人与黑人做爰-中国女人一级片-看真人一一级毛片-看真人一级毛片

  • 冀衡化學
  • 1

product name:Ammonium Persulfate 25kg PE bag


product number:1748317097


mobile phone:18503181299   18503181098

    English name: Ammonium Persulfate 

    Molecular formula: (NH4)2S2O       

    Molecular weight: 228.20

    CAS NO. 7727-54-0   UN NO.1444

    Specifications:

     

    Index Name

    Index

    Excellent grade

    First-rate Product

    Standard Product

    Appearance

    white crystalline powder

    white crystalline powder

    white crystalline powder

    Ammonium Persulfate (NH4)2S2O8, % 

    98.5

    98.3

    98.0

    Heavy Metal ( Pb),% 

    0.0005

    0.0010

    0.0015

    Iron (Fe),% 

    0.0005

    0.0010

    0.0015

    Manganese (Mn),% 

    0.00005

    0.0001

    0.0002

    Residue on Ignition,% 

    0.02

    0.05

    0.10

    Free Acid (as H2SO4),% 

    0.10

    0.10

    0.15

    Active Oxygen, % 

    6.9

    6.89

    6.87

    Moisture,% 

    0.10

    0.15

    0.20

    Uses:

    1. used to produce persulfates.
    2. used to produce aniline dyes, and as oxidation chromogenic agent of vat dyes.
    3. used in the surface treatment of oxidized metals.
    4. used in the organic synthesis industry, as initiator of macromolecular polymerization.
    5. used in the decoloring and bleaching of oil, cleaning and deodorization of deteriorated barm, as ripener of wheat.
    6. used as additive for under-well fracturing in petroleum exploitation.

    Precautions during Storage and Use:
    Ammonium persulfate is a kind of non-inflammable product, but it has combustion-supporting action because it can release oxygen, therefore, it should be stored under certain conditions. First, it should be stored in dry and closed container; Second, it should keep away from sunlight, heat sources and moisture; Moreover, some impurities such as defilement, rust, some metals and reducers can cause the decomposition of ammonium persulfate, therefore, these matters should be paid attention to during storage and use. Because the moist ammonium persulfate powder and its aqueous solution have bleaching and slight corrosiveness, the operate should avoid eyes, skins or clothing direct contacting with it.

    Packing:

    25Kg plastic woven bag

     25Kg carton

     1000Kg woven bags

     25Kg PE bag

Copyright ? Hebei Jiheng Chemical Co., Ltd. Tel:+86-318-5950119 Fax:+86-318-5950968
E-mail:sale@jihengchem.com Website:www.chanpinzhiliang.cn
ADD:No.8, Jiheng Road,Wuyi Country, Hengshui City,Hebei 053400

主站蜘蛛池模板: 性盈盈剧场 | 大陆老太交xxxxxhd在线 | blacked黑人战小美女 | YY6080A旧里番在线观看 | 亚洲国产精品日本无码网站 | 久久午夜夜伦鲁鲁片无码免费 | 久久香蕉国产线看观看精品 | 亚洲欧美一级久久精品 | 久久re视频这里精品青 | 欧美成人无码A区在线观看免费 | 狠狠人妻久久久久久综合九色 | 国产 高清 无码 在线播放 | 国产亚洲欧洲日韩在线观看 | 国产免费人成在线视频有码 | 456亚洲人成在线播放网站 | 免费看片A级毛片免费看 | 伊人影院2019 | av女优快播 | 亚洲中文字幕无码一去台湾 | 欧美精品3atv一区二区三区 | 伊人久久综合影院 | 野花韩国中文版免费观看 | 一本之道高清www在线观看 | 99国产电影 | 男人吃奶摸下弄进去好爽 | 亚洲免费一区 | 日韩欧美一区二区三区在线 | 一本色道久久综合亚洲AV蜜桃 | 精选国产AV精选一区二区三区 | 91原创在线 | 亚洲国语在线视频手机在线 | 伦理片免费秋霞e | 扒开美女下面粉嫩粉嫩冒白浆 | 精品夜夜澡人妻无码AV | 少妇无码吹潮久久精品AV网站 | 乳色吐息未增删樱花ED在线观看 | 免费无码国产欧美久久18 | 日韩美一区二区 | 丰满女朋友在线观看中文 | 97在线视频免费观看97 | 欧洲内射VIDEOXXX3D |