Changing the way the vaccine is administered can increase the effectiveness of the vaccine

Researchers have recently discovered that changing the way the vaccine is administered can improve the effect of the vaccine to a certain extent.…


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The OnePlus 10 will likely go on sale on January 4

Recently, the founder of OnePlus, the Chinese consumer electronics maker, announced that the OnePlus 10 Pro will be available in January. However, we dont have an exact date, or until now. Pre-orders for the mid-range flagship will begin on…


Bi2O3 preparation and applications

What is Bi2O3? Bismuth trioxide (bismuth oxide) is an inorganic compound with the molecular formula Bi2O3 . Pure products are alpha, beta, and delta. type is yellow monoclinic crystal, relative density 8.9, melting point 825 ℃, soluble in…


Bi2S3 powder main application

Bi2S3 powder background and overview Chemical formula Bi2S3 .The molecular weight is 514.15. Yellowish-brown powder or crystal.The proportion of 7.39.685 ℃ decomposition.Insoluble in water, ethyl acetate, soluble in nitric acid, hydrochlo…

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