75%丙醇酒精 250ml

SKU: S607
$60.00
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SKU: S607 Category:

描述

購買須知

1.本産品爲科學實驗用具,非玩具!
2.本産品適用于教育機構使用,非教育機構購買請詳細了解本産品使用場景,學生在使用本産品時須要有老師或監護人指導使用


產品簡介:

70%—75%的酒精用于消毒。這是因爲,過高濃度的酒精會在細菌表面形成壹層保護膜,阻止其進入細菌體內,難以將細菌徹底殺死。若酒精濃度過低,則雖可進入細菌,但不能將其體內的蛋白質凝固,同樣也不能將細菌徹底殺死。

產品信息:

產品名稱:75%丙醇酒精            質量:250ml

 


科學實驗教具

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