Big D - to the best of my knowledge that conversion is the "old" one and the EBC has changed to 430 nm light and the conversion is now EBC = 1.97 * SRM (L) or close enough to two. Ref Daniels p 44.big d said:hi hopeye
from a distant notepad lovibond to ebc
(value lovibond x 2)- 0.2) / 1.21
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