AS 4186-1994 pdf free.Screwcap bottles for microbiological use (McCartney bottles). AS 4186 specifies the requirements for screwcap glass bottles suitable for use in microbiological laboratories as culture bottles. NOTES: 1 Clause 6 specifies type tests that are performed to assess compliance of finished product with this Standard. However, it may also be convenient for product manufacturers to use these tests...