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Laboratory Filtration Usage Tips from Starlab Scientific
Date: 2017-01-06

  • Check the solvent and make sure the feature and chemical compatibility of the sample solvent before the laboratory filtration.
  • Using the method of pre-filteration or centrifugalization when there is floccule materials in the sample solvent.
  • Please use pre-processing measures like pre-filteration or centrifugalization when the filtration of cultivated substance after sample filtration.
  • The membrane filter should be kept in a dry environment as well as constant pressure filtration when the high viscosity sample solvent filtration.
  • The membrane filter should be kept dry as well as constant pressure filtration when the filtration of  materials like peanut oil and soybean oil.
  • Using the bigger syringe filter with big filtration area when the filtration of sample solvent which with a big volume.

Starlab Scientific has the syringe filter of 4mm, 13mm, 25mm, 33mm, 50mm syringe filter made from imported membranes in clean room so as to win well feedback from global clients.

The PTFE membrane filter should be wet up by ethanol when the aqueous solution. Filtration.
The PVDF membrane filter or PVDF syringe filter should not be used for filtration of Sodium hydroxide solution.


Starlab Scientific offers the high quality membrane filter and syringe filter for global clients’ optional choice. We aims to serve more clients and offer better solutions.


More syringe filter and membrane information please free to contact us at

Starlab Scientific Co., Ltd
Add:Room 1519, Building A1, No. 32 Jinye Road, Xi'an City, Shaanxi province, China 710077
Tel:+86 29 89284429
Fax:+86 29 89284425