计算溶液所需的质量、体积或浓度。
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中性海绵硅胶塞 | 硅胶海绵塞 | 硅胶试管塞 | 试管塞, Silicone Sponge Stoppers | Silicone Rubber Stoppers | Test Tube Stoppers | Silicone Plug | Solid Silicone Stoppers
这种新型试管塞透气性能好,有弹性、耐高温、高压,使用时间一般可达3年,优胜于过去的棉纱瓶塞.主要适用于实验室试管,防止撒漏或二次污染.产品应避免穿插使用,应保持清洁,该试管塞不要用于装有有机溶剂的瓶子,否则会溶解.
● 材质:海绵硅胶
● 颜色:白色
● 类型:带砂芯或无砂芯
● 无砂芯硅胶塞一边带单孔,另一边是封口的
● 对任何菌种,生物细胞,病毒生长均无抑制作用,与棉花塞相同(指生长情况)
● 不吸水不污染.使用棉扦采样尤为方便
● 明火消毒不着火,清洗方便,干烤200℃不发臭,不变形(使用后立即清洗烘干)
规格和参数
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Neutral resistance to high temperature of 250℃(do not crack plugs),have air permeability,can be frozen at -60℃ temperature remains elastic.Mainly suitable for laboratory test tubes,to prevent leakage or secondary pollution.
● Material:Silicone sponge
● Color:White
● Type:with sand core or without sand core
● Silicone Sponge Stoppers without sand core,one end has with one-hole,another end is solid
● For any bacteria species,biological cells,viruses growth were no inhibition,with the same as cotton plugs(refer to growth)
● Flame disinfection is not on fire,easy to clean
● Dry roasted 200℃ not stink,no deformation(washing and drying immediately after use)
Specifications and parameters
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