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Mary Brown photo
India, New Delhi
1 Level
464 Review
0 Karma

Review on Sera 8910 Marin Hydrometer by Mary Brown

Revainrating 5 out of 5

Very inaccurate and caused problems for months

aquarium had problems for almost 6 months and finally tracked them down to this POS value which was 20% lower than actual.

Pros
  • aquarium hydrometer
Cons
  • too dumb