• <dl id="c2qy0"><nav id="c2qy0"></nav></dl>
    
  • <dl id="c2qy0"><s id="c2qy0"></s></dl><delect id="c2qy0"></delect>
  • <rt id="c2qy0"><small id="c2qy0"></small></rt>
    Hotline:
    +86-22-85689619

    Standard substance and standard solution

    Product name Specifications Packing Unit price / yuan
    Standard visa 7-200
    P-methoxybenzoic acid
    Anthracene
    P-nitrobenzoic acid
    Naphthylamine hydrochloric acid standard solution 50ml
    Naphthalene
    Melting point reference material
    Calcium hydroxide PH = 12.40 ± 0.02 25 ° C 500ml
    Oil bromine valence standard liquid 100ml
    Lithium bromide standard solution 50ml
    Cobalt chloride standard solution 500ml
    2.4-Dichloro standard liquid 50ml
    Isobutanol isoamyl alcohol standard solution 5ml
    Isobutanol standard solution 50ml
    Isopropanol-ethanol standard solution 50ml
    579 Records 12345 39

    Contact us

    TEL:+86-22-85689619

    Contact: Carter Cao.
    Tel/fax: +86-13802127750, +86-18622107711
    Technical consultant:Peng.Zhao     TEL:001(651)283-9609
    Email : cartercao@hotmail.com 

    Mobile

    Moblie

    Copyright(C)2020,Tianjin Guangfu Fine Chemical Research Institute All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice

    国内精品在线一线,国产一区美女自慰,久久国产精品无码hd,亚洲精品无码专区久久久 亚洲私人无码内射免费观看 国产91白浆在线
  • <dl id="c2qy0"><nav id="c2qy0"></nav></dl>
    
  • <dl id="c2qy0"><s id="c2qy0"></s></dl><delect id="c2qy0"></delect>
  • <rt id="c2qy0"><small id="c2qy0"></small></rt>