C5753
spinach
200
≥85% (HPLC)
powder
chlorophyll b, essentially free
10.6-11.8 × 104 at 428 nm in diethyl ether (vs. 11.17 × 104, lit.) 8.2-9.1 × 104 at 662 nm in diethyl ether (vs. 8.63 × 104, lit.)
dry ice
?20°C