tag:blogger.com,1999:blog-6673091514910383162.post3084650094979514132..comments2022-06-27T22:55:09.261+03:00Comments on Winoblog: Cadiz, 4A: Winogradsky Column Report- Group A4 - First week Hera Karayannihttp://www.blogger.com/profile/03562209355698786356noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-6673091514910383162.post-43266590428559039012015-03-18T00:40:12.536+02:002015-03-18T00:40:12.536+02:00Did you add any cellulose?
The black spots are de...Did you add any cellulose?<br /><br />The black spots are definitely related to sulphate reduction. What is the black colour coming from?<br /><br />In some of the spots you see a reddish halo surrounding the black spot. What could these be? Any ideas anyone?Anonymoushttps://www.blogger.com/profile/16671538935478091986noreply@blogger.com