Fulvestrant (ICI-182780) Sigma (I4409)? Try a better option.

A Depth-Data-Driven Comparison: Critical Reasons Leading Labs are Switching from Sigma to Selleck’s Fulvestrant (ICI-182780).

Fulvestrant (ICI-182780) Selleck VS Sigma

Fulvestrant (ICI-182780)	Selleck(S1191)	Sigma(I4409)
Free Aliquoting Service		N/A
Price	25mg, USD 147.0	25mg, USD 205.00
Purity	99.98%	98%
Citations	181	174
Technical Support	95.37% response rate within 2 hours	Unknown
Knowledge	Fulvestrant (ICI-182780) Mechanism of Action: ER Inhibition in Breast Cancer Cell Research Fulvestrant (ICI-182780) Working Concentration \| Cell Culture \| Treatment Fulvestrant (ICI-182780) Solubility in DMSO Fulvestrant (ICI-182780) Storage & Stability Fulvestrant (ICI-182780) Combination Database Fulvestrant (ICI-182780) Molecular Weight \| Chemical Structure \| Stock Solution Fulvestrant (ICI-182780) IC50 for Cell-based and Cell-free Assays Fulvestrant (ICI-182780) SDS｜MSDS	Unknown

Sigma is sourced from their official website（1/20/2026）