All hydrometers come with an individually numbered certificate of conformity

Baume

Precision -2 to 10 Baume  (0.1 division)

Precision 10 to 20 Baume (0.1 division)

-2 to 15 Baume (0.5 division)

Brix

Precision -5 to 5 Brix (0.1 division)

Precision 0 to 25 brix (0.5 division)

Baume with thermometer

Precision -2 to 10 Baume (0.1 division)

Precision 10 to 20 Baume (0.1 division)