Hemachandra Weerawarna

2 Questions 6 Answers 0 Followers

Questions related from Hemachandra Weerawarna

Can any expert Microbiologist recommend non-pathogenic organisms as +ve, & -ve control bacteria for E coli and Coliform in water analysis labs?

Water bacteriology analytical laboratories need to use control organisms (negative - and positive+), to get ISO 17025 accreditation. For this purpose, E coli can be used as total coliform (+)...

18 February 2019 8,865 4 View

Is the batch calibration certificate of Class A glass pipette issued by the manufacture, valid for ISO 15189 accreditation purposes?

This calibration has been performed according to ISO 835:2007 and sampling inspection of this batch has been performed according to ISO 3951. Using these criteria this batch has been accepted and...

09 August 2014 9,344 3 View