Not cheap, but my refractometer from Bellingham + Stanley is superbly
engineered. The line is absolutely clear and it is easy to measure to
within 1/4%.
Peter Edwards
[log in to unmask]
www.stratford-upon-avon.freeserve.co.uk/
::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
-- Visit www.honeybeeworld.com/BEE-L for rules, FAQ and other info ---
::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::