5-Fluorouracil (5-FU) Sigma (F6627)? Try a better option.

A Depth-Data-Driven Comparison: Critical Reasons Leading Labs are Switching from Sigma to Selleck’s 5-Fluorouracil (5-FU).

5-Fluorouracil (5-FU) Selleck VS Sigma

5-Fluorouracil (5-FU)	Selleck(S1209)	Sigma(F6627)
Free Aliquoting Service		N/A
Price	100mg, USD 147.0	1000mg, USD 52.9
Purity	99.98%	99%
Citations	297	741
Technical Support	95.37% response rate within 2 hours	Unknown
Knowledge	5-Fluorouracil (5-FU) Mechanism of Action: Thymidylate Synthase Inhibition in Colorectal Cancer Cells Research 5-Fluorouracil (5-FU) Working Concentration \| Cell Culture \| Treatment 5-Fluorouracil (5-FU) Solubility in DMSO 5-Fluorouracil (5-FU) Storage & Stability 5-Fluorouracil (5-FU) Combination Database 5-Fluorouracil (5-FU) Molecular Weight \| Chemical Structure \| Stock Solution 5-Fluorouracil (5-FU) IC50 for Cell-based and Cell-free Assays 5-Fluorouracil (5-FU) SDS｜MSDS	Unknown

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