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Midnumber scale model 18 pieces of organic molecular structure model methane ethylene alkynphenol acid alcohol acetone chloroethane water molecular nitrogen carbon dioxide carbon dioxide

  • Unit Price:$3.77
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  • Item#:586722990696
  • Location:China
  • Selected:loading
  • Quantity: (55908 available)
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The brand:
The Shanghai Education
Color classification of the color:
Medium Number of proportions Model 18 pieces of hydrogen Molecular Proportions Oxygen Ratio Nitrogen Molecular Ratio Ammonia Ratio Hydrogen Chloride Ratio Formaldehyde Ratio Carbon Dioxide Ratio One Oxygen
The production enterprise:
The Shanghai Education
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