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从化学角度说一说病毒为什么怕热不怕冷?

Mar. 20, 2020

低温冻死病毒、蒸桑拿热死病毒、气温回暖病毒渐渐消失......种种关于病毒和温度的说法大相径庭,却都被广泛传播。其实,所有的病毒都是喜寒怕热的。但是,病毒为什么喜寒怕热,却很少有人说到。本文就从化学的角度来解释一下,而这要从病毒的结构说起。

new developed items

Mar. 18, 2020

Good news follow item was developed by our R&D team ,and some of them in stock .序号品名CAS库存情况1xphos Pd G31445085-55-1现

Newly developed products

Mar. 13, 2020

Newly developed products ,quality is best and price is good .If you have interesting feel free to contact me .SeriesItem

Our new stock items

Mar. 11, 2020

Our stock items in 2020 . if you need them kindly contact us bby email :sales@keyingchem,com3-己基噻吩3-Hexylthiophene1693-8

Our new stock items

Mar. 02, 2020

We have eough follow stockN-Methyl pyrrole96-54-8(R)-3-Hydroxypyrrolidine2799-21-5Crotamiton483-63-6(S)-3-PYRROLIDINOL10

CBG Olivetol and CBD stock

Dec. 20, 2019

We have CBGOlivetol and CBD in stock1-(3-二甲基氨基丙基)-3-乙基碳二亚胺1-(3-Dimethylaminopropyl)-3-ethylcarbodiimide1892-57-52,2,3-三甲