oldmantran
Guest
Has anyone purchased and used one of the salinity refractometers on ebay?
Looks like the buy-it-now is only $19.60 plus shipping.
Does it give accurate readings? I see some going for over $300. I'm guessing that's overkill.
http://www.ebay.com/itm/Salinity-Re...ltDomain_0&hash=item3f09b500a2#ht_4039wt_1037
Looks like the buy-it-now is only $19.60 plus shipping.
Does it give accurate readings? I see some going for over $300. I'm guessing that's overkill.
http://www.ebay.com/itm/Salinity-Re...ltDomain_0&hash=item3f09b500a2#ht_4039wt_1037