| Product name | 
Specifications | 
Packing  | 
Unit price / yuan | 
  
  
    | Ammonia nitrogen, nitrate nitrogen in water, total part standard sample  | 
    Mg/ml  | 
    100ml  | 
     | 
  
    | Standard Samples of Fluorine and Sulfate Components in Water  | 
    1-30ug/ml  | 
    100ml  | 
     | 
  
    | Standard sample of benzopyrene in methanol  | 
    5ug/ml  | 
    100ml  | 
     | 
  
    | Halogenated hydrocarbon reference material in water  | 
    10ug/ml-1mg/ml  | 
    100ml  | 
     | 
  
    | Fluoranthene in methanol  | 
    10ug/ml  | 
    100ml  | 
     | 
  
    | Reference Materials for Alkanes Chloride in Methanol (3 Kinds)  | 
    0.1-1.0 ug/ml  | 
    100ml  | 
     | 
  
    | Vinylidene chloride standard substance  | 
    10-1000ug/ml  | 
    100ml  | 
     | 
  
    | Tribromomethane reference material  | 
     | 
    100ml  | 
     | 
  
    | Phillips, & # 17627; Mixed reference material of naphthalene and naphthalene  | 
    2ug/ml  | 
    100ml  | 
     | 
  
    | Organic carbon reference material in water  | 
    1ug/ml  | 
    100ml  | 
     | 
  
    | Plasma emission spectrometry standard solutions (23 kinds) Ag, Al, As, Ba, Be, Bi, Ca, Cd, Co, Cr, Cu, Fe, K, Li, Mg, Mn, Na, Ni, Pb, Se, Sr, V, Zn  | 
    0.03-1.0 ug/ml  | 
    100ml  | 
     | 
  
    | Standard solutions for plasma emission spectrometry (9 kinds) B, Ge, Mo, Nb, Di, Ta, Ti, W, Zr  | 
    1-10ug/ml  | 
    100ml  | 
     | 
  
    | Standard solutions for plasma emission spectrometry (8 kinds) Au, Ir, Pd, Pt, Rh, Sb, Su, Te  | 
    1-10ug/ml  | 
    100ml  | 
     | 
  
    | Standard solutions for plasma emission spectrometry (10 kinds) Cd, Cr, Cu, Fe, Hg, Mn, Ni, Pb, V, Zn  | 
    1-10ug/ml  | 
    100ml  | 
     | 
  
    | Aromatic Reference Materials for Petrochemical Industry (5 Kinds)  | 
    1-10ug/ml  | 
    5ml  | 
     |