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実験用ガラス器具小話
発表者:パヤシ
伝道師になろう第3回 2018/07/28
自己紹介
通称: パヤシ
出身地: 兵庫県 (~大学院卒業まで)
現住まい:千葉県 (5年目)
イベント:『伝道師になろう』, 『関西日曜数学 友の会』
お仕事: 化学メーカーで半導体向け製品の研究員
専門: 有機金属化学、高分子化学、結晶構造解析・・・
化学屋(特に反応屋)さんはガラス器具と親密な関係!
化学系実験室
ガラスについて
削種 組成 比重 膨張係数 軟化点 用途
SiO2 B2O3 Al2O3 Na2O CaO その他 g/cm3 ℃-1 ℃
石英ガラス 100 - - - - - 2.20 5×10-7 1650 特殊
ホウケイ酸
ガラス
73.0 11.0 6.5 6.0 0.5 K2O, BaO 2.34 5.2×10-6 785 医理用
ソーダ石灰
ガラス
70-73 - 1-1.8 13-15 7-12 MgO 2.50 8.5×10-6 730 窓ガラス
実験用ガラス器具の魅力
“透明”
“タフさ”
“溢れる色気”
透明
タフさ
色気
実験用ガラス器具を愛でよう!
ビーカー
フラスコ
秤量
冷却管
分液漏斗
玉栓
桐山漏斗
シュレンク管
反応
実験器具はちょっと・・・という方に
東北大自然史標本館の放散虫ガラス模型
リカシツ(関谷理化株式会社)
すてきな実験器具ライフを!!
実験用ガラス器具の魅力(NMRチューブ)
ディスポー
ザブル
ルーチン プレミアム
材質 N51A N51A パイレック
ス
不純物
Fe2O3
>1200ppm >1200ppm 400ppm
冷却・加熱 不可 不可 ~120℃
肉厚 0.43mm 0.43mm 0.38mm
真円度 102μm 13~51μm 3.8~76μm
反り 102μm 6~25μm 3.8~51μm
推奨周波数 200MHz 200~500MH
z
100~800MH
z
価格 210円/本 520~1200円
/本
1060~4800
円/本
•天然石英ガラス製:一本8000円~
•合成石英ガラス製:一本11000円~

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実験用ガラス器具小話 伝道師になろう