Helix Research
	Featured Products
fluorescein Specification:   95% or better by HPLC. More Information           Naphthofluorescein Specification:   90% or greater by HPLC extinction coefficient greater than 35,000.* *specs are subject to change over time or with different contracts. More Information

About 2 records found Showing 1 -- 2 of 2 Previous Next  1