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	1.	Selective photometric determination of betamethasone benzoate and other 21-hydroxycorticosteroids. [electronic resource] by Chafetz, L Tsilifonis, D C Producer: 19771020 In: Journal of pharmaceutical sciences vol. 66 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	Selective colorimetric determination of microgram amounts of quinestrol and ethinyl estradiol in dosage forms. [electronic resource] by Tsilifonis, D C Chafetz, L Producer: 19671002 In: Journal of pharmaceutical sciences vol. 56 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	3.	High-pressure liquid chromatographic assay of quinestrol tablets. [electronic resource] by Tsilifonis, D C Chafetz, L Producer: 19810424 In: Journal of pharmaceutical sciences vol. 69 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	4.	Separation of quingestanol acetate from sesame oil solution and its determination in combinations with ethinyl estradiol or quinestrol. [electronic resource] by Penner, M H Tsilifonis, D C Chafetz, L Producer: 19711103 In: Journal of pharmaceutical sciences vol. 60 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	5.	Facile differential UV determination of steroids with conjugated ketone chromophores via lithium borohydride reduction. [electronic resource] by Chafetz, L Tsilifonis, D C Riedl, J M Producer: 19720418 In: Journal of pharmaceutical sciences vol. 61 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	6.	Colorimetric determination of betamethasone benzoate in topical gel preparation by Lewbart-Mattox method. [electronic resource] by Chafetz, L Tsilifonis, D C Moran, C Producer: 19750203 In: Journal of pharmaceutical sciences vol. 63 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	7.	Validation of methanol-sulfuric acid colorimetry as a stability assay method for quinestrol by comparison with a gas chromatographic procedure. [electronic resource] by Chafetz, L Boudjouk, M G Tsilifonis, D C Hom, F S Producer: 19681015 In: Journal of pharmaceutical sciences vol. 57 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	8.	Decrease in the rate of capsule dissolution due to formaldehyde from polysorbate 80 autoxidation. [electronic resource] by Chafetz, L Hong, W H Tsilifonis, D C Taylor, A K Philip, J Producer: 19841126 In: Journal of pharmaceutical sciences vol. 73 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)