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神奇魔法树 七彩圣诞树 迷你小许愿树 纸树开花 新奇特玩具

  • EXW Price: Min. order:
    ¥3.6
    ≥3/bag
    ¥2.88
    ≥100/bag
    ¥2.16
    ≥1000/bag
  • 3 bag
  • Exchage Rate 1 CNY ≈ 0.142 USD
  • Weight 0.02 kg/bag
  • Item No. KX1104 魔法圣诞树
  • specification
  • Specifications
    Specifications Stock Quantity
    Mixed Batch(混批) ¥0.0 7457 bag available
    Summary 0 bag Subtotal:¥ 0 Selected ∧
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  • Description

一袋是一个,上面是一个的价格 

名称:魔法圣诞树

包装:彩袋

尺寸:3*3*5CM

装箱数:2000个

外箱尺寸:60*50*55CM 

 

魔法圣诞树

 

科学启示:

 

 

接下来让我们一起动手制作一个神奇的圣诞树吧。

 

 

科学制作:

 

1,准备实验所需材料,纸树,底座,药水等

2,对照说明书依次组装。

3,组装完成撒上药水进行实验。

 

科学原理:

 

里面是一种叫二硫碘化钾的化学药品。那个药品能作为农业肥料。整个过程只有物理变化,就是从液体到结晶释出。原理就是用一种能在常温快速蒸发结晶的化学药品

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Update time:20220424180906


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