「Introduction to Basic Functions of Biosafety Cabinets and Interpretation of Test Reports 生物安全櫃之功能說明及檢測報告判讀」[解答]@e等公務園+e學中心

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  「Introduction to Basic Functions of Biosafety Cabinets and Interpretation of Test Reports 生物安全櫃之功能說明及檢測報告判讀」e等公務園+e學中心+學習平臺解答

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問：Which of the following compounds is used as a smoke source for the smoke pattern test of BSCs

  Tetrachloromethane

  Fluorine tetrachloride

v Titanium tetrachloride

  Tetrachlorethylene

 

問：To filter a minimum of 0.3μm particles, how efficient should a HEPA filter be?

  99.13

  99.39

  99.69

v 99.99

 

問：Which of the following actions when operating BSCs is wrong?

  After use, empty the cabinet.

  Before use, turn on the BSC for a while.

v Turn off the BSC immediately after use and take out the items.

  Wipe workbench with alcohol.

 

問：Among the following National Sanitation Foundation (NSF) standards, which one is the standard for BSCs?

  NSF29

  NSF39

v NSF49

  NSF59

 

問：When testing  inflow velocity, a minimum of how many readings shall be measured at the sash?

  2

  3

  4

v 5

 

問：Among the following Class II BSCs, which type has a face velocity of 75 ft/m?

v A1

  A2

  B1

  B2

 

問：When testing downflow velocity, a minimum of how many readings across the workbench shall be measured in a horizontal plane 10 cm above the bottom edge of the sash?

  2X8

v 3X7

  4X6

  5X7

 

問：Among the following Class II BSCs, which one does not circulate airflow in the work area?

  A1

  A2

  B1

v B2

 

問：Which of the following chemicals can be used for the HEPA filter leak test?

v PAO

  SiO2

  H2O2

  MgO

 

問：Which of the following information is not included in a regular BSC test report?

  HEPA filter leak test

v Cabinet integrity test

  Inflow velocity test

  Smoke pattern test