现货供应

Product Name	Rhodamine B, Dye content ~95 %
Product Number	R6626
Product Brand	Sigma
CAS Number	81-88-9
Molecular Formula	C28H31ClN2O3
Molecular Weight	479.01
TEST	SPECIFICATION
APPEARANCE	GREEN TO GREEN WITH A BROWN CAST POWDER
SOLUBILITY	DARK RED TO PURPLE SOLUTION AT 1MG/ML IN WATER
ELEMENTAL ANALYSIS	65.0 TO 71.0% CARBON
	5.2 TO 6.0% NITROGEN
UV-VIS SPECTRUM	0.004 G/L, METHANOL E (545 +/- 2) NM = 90,000 (MINIMUM)
DYE CONTENT	APPROX. 95%

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