Vital injector purchase guidance

Vital Inector was developed in South Korea.

Currently 4 factories manufacture vital injector in Korea

ADDSUNZC/EUNSUNG ( 5pn needle

ADDSUN ( 5pin needle

DERMA QUEEN ( 9pin needle

HAIFEEL ( 1pin needle same as syringe )

Their skill best avoid dosage waste ( avoid weeding )

Perfect vacuum control and depth control totallly ensure injection safe.

China also manufacature vital injector, other countries same.

However skill and technique do not reach korea level, can;t not ensure vacuum and control weeping.

For long term business and dosage safe, we mosly recommend EUNSUNG to customers.

How to exchange 0.3μm to pm2.5 exchange particles quantity to weight

0.3μm is particulate matters quantity value, there is a formula
to exchange to particulate matters weight, that's pm2.5
Same rules. 2.5μm can exchange to pm10 weight.
0.3μm * 100 thousand ≈ 15 μg/m³
Our laser particle counter has this function to exchange both value so do not need to calculate.
Wet enviroment such as raining day effect detecting value.



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