Bunsen Burner MADE IN CHINA ---Ningbo Hema Scientific Instrument Co., Ltd. A Bunsen burner is a type of gas burner that is used in many chemistry procedures in a laboratory setting. It is used to heat substances, to combust substances, and to sterilize objects on high heat. Many different typ......
Read MoreToday, Ningbo Hema Scientific Instrument Co., Ltd. will introduce you how to use Saliva Collection Kit products! 1. 30 minutes before collecting a saliva sample, please rinse off the debris in the oral cavity with drinking water. 2. Use the tip of your tongue against the root of the upper or lower......
Read MoreThe safety of the experiment must always be paid attention to. Secondly, the course experiment is generally safer, and the connected fume hood does not enter the type (of course because there are not so many fume hoods).
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