{"type":"product","schema_version":"1.0","item_id":"100530615297","canonical_url":"https://tw.bid.yahoo.com/item/100530615297","title":"哥白尼的實驗室/科學玩具/紙樹開花/聖誕樹開花/毛細現象/聖誕禮物 辦公室擺設 禮贈品","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-04-28T20:56:12.112Z","current_price":15,"original_price":null,"stock_status":"in_stock","available_quantity":983,"sold_quantity":22,"seller":{"id":"Y5637168551","name":"哥白尼的實驗室","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/86680ca2-ecc4-4517-91cc-278554b69443.jpg","role":"main","alt":"商品主圖","width":null,"height":null}],"description":"聖誕節到了，你有沒有看過紙樹開花呢？\n\n紙樹為什麼會開花？\n\n原來是將紙樹浸在水溶液中，水溶液藉毛細現象爬上紙樹\n\n等到水分蒸發了，溶在水溶液中的晶體結晶出來。\n\n你也可以將紙樹浸在食鹽的水溶液中，食鹽水溶液藉毛細現象爬上紙樹\n\n等到水分蒸發了，溶在水溶液中的食鹽就會結晶出來，好像紙樹開花。\n\n商人通常會用磷酸一鉀的水溶液來代替食鹽水，因為磷酸一鉀的結晶比食鹽的結晶更漂亮。\n\n*注意事項：\n\n1.不要隨意移動它，以免結晶掉下來。\n\n2.做完實驗一定要洗手。\n\n3.可以用食鹽水來試試看。\n\n4.避免小孩子拿到而誤食","shipping_methods":[{"name":"郵局掛號","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"},{"name":"面交/自取/不寄送","fee":0,"currency":"TWD"},{"name":"萊爾富取貨付款","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","萊爾富取貨付款","7-ELEVEN取貨付款"],"category_id":"26018","category_name":"其他益智遊戲/玩具","breadcrumb":[{"id":"25464","name":"玩具、模型與公仔","url":"/tw/%E7%8E%A9%E5%85%B7%E3%80%81%E6%A8%A1%E5%9E%8B%E8%88%87%E5%85%AC%E4%BB%94-25464-category.html"},{"id":"2092074497","name":"益智遊戲/玩具","url":"/tw/%E7%9B%8A%E6%99%BA%E9%81%8A%E6%88%B2-%E7%8E%A9%E5%85%B7-2092074497-category.html"},{"id":"26018","name":"其他益智遊戲/玩具","url":"/tw/%E5%85%B6%E4%BB%96%E7%9B%8A%E6%99%BA%E9%81%8A%E6%88%B2-%E7%8E%A9%E5%85%B7-26018-category.html"}],"view_count":1,"watch_count":9}