{"type":"product","schema_version":"1.0","item_id":"100450037895","canonical_url":"https://tw.bid.yahoo.com/item/100450037895","title":"小園丁兒童教育用品社 自然科學教具 石蕊試紙(藍色)","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-04-24T14:47:36.417Z","current_price":40,"original_price":null,"stock_status":"out_of_stock","available_quantity":1,"sold_quantity":3,"seller":{"id":"Y1353829442","name":"小園丁兒童教育用品社","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/c71a45f3-8fb5-4259-8508-1e727d091cc3.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/2dc2476b-89f4-49d2-9dfd-872d48b2f6dd.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null}],"description":"起標價＝ 石蕊試紙(藍色)一組 網路直購價\n\n適用人數：1 人\n\n適用年齡：5 歲以上 \n\n材質：紙\n\n類別：自然科學教具、酸鹼值\n\n每盒內有 50 張藍色石蕊試紙\n\n石蕊試紙是由石蕊溶液浸漬濾紙，晾乾得到。石蕊試紙是常用的試紙，是檢驗溶液的酸鹼性最古老的其中一種方式。 有紅色石蕊試紙和藍色石蕊試紙兩種。鹼性溶液使紅色試紙變藍，酸性溶液使藍色試紙變紅。嚴格而言，在室溫及大氣壓力情況下，pH值高於8.3時紅石蕊試紙才會變藍，而pH值低於4.5時藍石蕊試紙才會變紅。\n\n加購藍色石蕊試紙請點我\n\n加購紅色石蕊試紙請點我\n\n石蕊試紙紅+藍色合購賣場請點我","shipping_methods":[{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"},{"name":"郵局掛號","fee":0,"currency":"TWD"},{"name":"離島配送","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":20,"watch_count":4}