I have 2 refractometers $50 for both or $30 for the marine depot one and $20 for the other
Also have one of these, Its good for testing water impurity's $50 http://www.drsfostersmith.com/produ...BiP1CS6XizBg02EsXgSmWH6_fvzJgjobGoaAuRh8P8HAQ
Prices inc shipping and paypal fees To lower 48 state
Also have one of these, Its good for testing water impurity's $50 http://www.drsfostersmith.com/produ...BiP1CS6XizBg02EsXgSmWH6_fvzJgjobGoaAuRh8P8HAQ
Prices inc shipping and paypal fees To lower 48 state