* Fantastic translucent color assortments
* with keychain or pull cord option
* 3pcs button cell batteries included with products
* with 110dB alarm sound
* pull-cord to trig alarm whenever an emergency occurs
* suitable for the premiums market
* Mini keychain personal alarm with lightminiature design & light weight
Product Decription(personal alarms/private alarm/safty alarm)
personal alarms with light suitable for the premiums market*safty alarm and private alarms are good for promotion
personal alarms with light suitable for the premiums market*safty alarm and private alarms are good for promotion |
In the fields of biological sample storage, medical cold chain transportation, and laboratory research, the normal operation of liquid nitrogen tanks is crucial for the cryogenic storage of biological samples such as cells, embryos, and frozen sperm. However, there are many ...
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In the laboratory, some samples need to be stored at low temperatures, and liquid nitrogen storage tanks are usually used. Its normal operation requires a certain amount of liquid nitrogen in the container to ensure the safety of the samples. However, liquid nitrogen is easily ...
Come From Tianchi Cryogenic Machinery Equipment Manufacturing