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Zhuorui Jianyi Scientific Instrument (Shanghai) Co., Ltd

Tel: 400-878-5661

Website: en.yrkj17.com

Email address: tlgshn@163.com

Address: No. 2, Lane 99, Baota Road, Jiading District, Shanghai

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Sterility screening membrane filter

Sterility screening membrane filter

  • category:Microbial filtration system
  • Views:times
  • Release date:2021-06-02 17:48:42
  • description

TST-BLGL series stainless steel closed film filter for sterility examination



  This instrument is the only fully enclosed sterility screening film filter made of stainless steel in China according to Appendix XIH of Pharmacopoeia of the People's Republic of China in 1998 and the sterility test method of Pharmacopoeia in 2015. It is also suitable for American, British, Japanese and European pharmacopoeia.

  

  1).USES

  

  1.Suitable for both closed filter and semi-closed culture methods.

  

  2.(1) Sterility check of Chinese and western drugs for injection (including large infusion).

  

  (2) For the examination of microbial limit of oral Chinese and western medicine, food, health food and other miscellaneous bacteria, semi-solid, suspension, solid and other products.

  

  (3) Clinical tests for bacterial tests in body fluids, blood products and veterinary drug products.

  

  (4) bacterialization and filtration of laboratory experimental materials.

  

  3.Training method

  

  (1) Add culture medium to glass cylinder, can be closed and direct culture.

  

  (2) Take out the filter membrane and divide it into many equal parts for aerobes, anaerobic bacteria and fungi culture.

  

  4.Once checked, only one filter membrane is consumed.

  

  2).Product specification

  

  The product is divided into two, three, four, six, ten, twelve, etc., can be operated in the aseptic purification table, but also according to user needs to order. The "strainer" above the rubber plug can be purchased separately for easy turnover.

  

  3).Method of use

  

  1. Loosen the kwarled round nut at the bottom of the filter head, lift the metal fixing frame (card), take out the glass cylinder, place a ≠0.1mm washer under the porous plate, put a microporous filter membrane (Ф50,0.22 ~ 0.45um), place a ≠0.1mm washer, install the glass cylinder, and then install a ≠2mm white rubber sheet on the top of the cylinder. Cover the metal fixing frame (card), tighten the knurled round nut at the bottom, and pique it into the air pressure equating filter, which is closed. If not closed, a ≠2mm gasket can be used instead of a ≠2mm gasket.

  

  2. When adding liquid sample, lift the top cover and use sterilization syringe to Pierce the white rubber sheet and inject it into the filter head. The valve (cock) under each filter can be closed and injected into the medium from the top of the filter head, which is not equal to 2mm rubber, in aseptic operation. The medium, together with the bottom, can be put into the incubator. The filter head can also be wrapped with cloth and sterilized for multiple times for reserve.

  

  4). Matters needing attention

  

  1. Before doing closed steam sterilization, the knurled nut at the lower part of the metal fixing frame (card) should not be too tight and should be pierked into the air filter to ensure that the gas is discharged during steam sterilization.

  

  2. Glass cylinder, all kinds of washers, sheets and filter membrane are consumable parts, can be purchased separately.

  

  3. The instrument can be used glass or plastic filter bottle, vacuum pump can be used in various models of small vacuum pump, no oil return, if necessary to provide a complete set, please specify when ordering.


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Address: No. 2, Lane 99, Baota Road, Jiading District, Shanghai


Tel: 400-878-5661


Website: www.yrkj17.com


Email address: tlgshn@163.com



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