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FAQ




What is the difference between hydrophilic and hydrophobic membrane filter?
Hydrophilic is water friendly material that the material absorbs and interacts with water,
whereas, hydrophobic does not mix with water.


What type of sterilization method does HM use?
HM uses electron beam type sterilization.


What is the characteristic of HM’s petri dish?
HM uses electron beam for free of unnecessary bacteria and microorganisms which is proven to be more effective sterilization than E.O gas method.


Is polypropylene product autoclavable?
HM’s polypropylene products are possible to be autoclaved, however, they can be distorted during the process. They are suggested to be disposed after-use.


What is the difference between qualitative and quantitative filter paper?
Qualitative filter paper is originally used to remove particular particles to increase the purity of filtration which exist in analysis samples and Quantitative filter paper is used for measuring precise weight of particular particles in analysis samples. HM’s quantitative filter paper’s ash content is less than 0.01%.


What is the difference between industrial and depth filter paper?
Industrial filter paper is produced to endure burst strength pressure for its flow rate and depth filter paper is thinner filter paper in high collection efficiency with excellent smoothness.


What is the maximum size for industrial filter paper and filter pad?
The maximum size of industrial filter paper is width of 1310mmm length could be customized, filter pad is 2500mm x 1220mm.


How can I get HM’s catalogue?
Please contact one of our staff, or use notice board for HM’s catalogue.


What is your bank account?
Account Name: HYUNDAIMICRO CO., LTD.
Account Number: 180 001 841814
SWIFT Code: SHBKKRSE
Bank Name: SHINHAN Bank
SHINHAN Bank Euljiro Branch
Bank Address: B/D Chil-bo, 109, Euljiro, Jung-gu, Seoul, Korea