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美國(guó)PYREX短頸圓底玻璃燒瓶

美國(guó)PYREX短頸圓底玻璃燒瓶

簡(jiǎn)要描述:
美國(guó)PYREX短頸圓底玻璃燒瓶
4260-250、4260-500、4260-1L、4260-2L、4260-3L、4260-5L、4260-12L

更新時(shí)間:2024-10-06

訪問(wèn)量:1357

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美國(guó)PYREX短頸圓底玻璃燒瓶

這些1L的PYREX圓形底部沸騰的燒瓶有短的環(huán)頸,并帶一個(gè)8號(hào)橡膠塞子。這些環(huán)頸沸騰的燒瓶精確地用工具來(lái)調(diào)整塞子。強(qiáng)化輪輞增加機(jī)械強(qiáng)度。這些燒瓶被用于要求嚴(yán)格的塞車(chē)和在常規(guī)的實(shí)驗(yàn)室清洗中清洗瓶子的應(yīng)用。它們是由7740硼硅酸鹽玻璃制造的。通過(guò)仔細(xì)地控制墻的厚度,以便在熱膨脹和機(jī)械強(qiáng)度之間達(dá)到適當(dāng)?shù)钠胶猓垣@得更大的沖擊阻力。它們出色的化學(xué)耐久性會(huì)導(dǎo)致在zui艱苦的實(shí)驗(yàn)室條件下的無(wú)污染結(jié)果和長(zhǎng)壽。PYREX沸騰瓶的正常工作溫度為230C。
4260-250、4260-500、4260-1L、4260-2L、4260-3L、4260-5L、4260-12L

美國(guó)PYREX短頸圓底玻璃燒瓶

These 1L PYREX round bottom boiling flasks have short ring necks and take a No. 8 rubber stopper. These ring neck boiling flasks are precisely tooled for uniform stopper fit. The reinforced rim increases mechanical strength. These flasks are used in applications requiring rigid stoppering and as wash bottles in routine lab washing. They are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance. Their excellent chemical durability results in contamination-free results and long life under the toughest lab conditions. The normal working temperature for PYREX boiling flasks is 230C.

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